Home / 89,712,176.40-134,568,264.60-55,274,799.60

Finding the Fourth Proportional to 89,712,176.40, 134,568,264.60 and 55,274,799.60

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Solution

The fourth proportional to 89,712,176.40, 134,568,264.60 and 55,274,799.60 is: 82,912,199.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,712,176.40 : 134,568,264.60 = 55,274,799.60 : x
  2. Step 2: Convert to fraction form
    89,712,176.40/134,568,264.60 = 55,274,799.60/x
  3. Step 3: Cross multiply
    89,712,176.40x = 134,568,264.60 × 55,274,799.60
  4. Step 4: Simplify right side
    89,712,176.40x = 7,438,233,858,284,774
  5. Step 5: Solve for x
    x = 7,438,233,858,284,774/89,712,176.40
  6. Step 6: Final answer
    x = 82,912,199.40

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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.