Home / 74,734,173.60-112,101,260.40-55,363,149.15

Finding the Fourth Proportional to 74,734,173.60, 112,101,260.40 and 55,363,149.15

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Solution

The fourth proportional to 74,734,173.60, 112,101,260.40 and 55,363,149.15 is: 83,044,723.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,734,173.60 : 112,101,260.40 = 55,363,149.15 : x
  2. Step 2: Convert to fraction form
    74,734,173.60/112,101,260.40 = 55,363,149.15/x
  3. Step 3: Cross multiply
    74,734,173.60x = 112,101,260.40 × 55,363,149.15
  4. Step 4: Simplify right side
    74,734,173.60x = 6,206,278,799,428,189
  5. Step 5: Solve for x
    x = 6,206,278,799,428,189/74,734,173.60
  6. Step 6: Final answer
    x = 83,044,723.73

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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.