Home / 92,279,336.90-138,419,005.35-90,844,446.20

Finding the Fourth Proportional to 92,279,336.90, 138,419,005.35 and 90,844,446.20

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Solution

The fourth proportional to 92,279,336.90, 138,419,005.35 and 90,844,446.20 is: 136,266,669.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,279,336.90 : 138,419,005.35 = 90,844,446.20 : x
  2. Step 2: Convert to fraction form
    92,279,336.90/138,419,005.35 = 90,844,446.20/x
  3. Step 3: Cross multiply
    92,279,336.90x = 138,419,005.35 × 90,844,446.20
  4. Step 4: Simplify right side
    92,279,336.90x = 12,574,597,884,575,588
  5. Step 5: Solve for x
    x = 12,574,597,884,575,588/92,279,336.90
  6. Step 6: Final answer
    x = 136,266,669.30

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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.