Home / 115,897,974.40-173,846,961.60-89,024,118.40

Finding the Fourth Proportional to 115,897,974.40, 173,846,961.60 and 89,024,118.40

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Solution

The fourth proportional to 115,897,974.40, 173,846,961.60 and 89,024,118.40 is: 133,536,177.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,897,974.40 : 173,846,961.60 = 89,024,118.40 : x
  2. Step 2: Convert to fraction form
    115,897,974.40/173,846,961.60 = 89,024,118.40/x
  3. Step 3: Cross multiply
    115,897,974.40x = 173,846,961.60 × 89,024,118.40
  4. Step 4: Simplify right side
    115,897,974.40x = 15,476,572,492,958,654
  5. Step 5: Solve for x
    x = 15,476,572,492,958,654/115,897,974.40
  6. Step 6: Final answer
    x = 133,536,177.60

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.