Home / 72,170,153.01-107,996,628.65-62,488,167.93

Finding the Fourth Proportional to 72,170,153.01, 107,996,628.65 and 62,488,167.93

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Solution

The fourth proportional to 72,170,153.01, 107,996,628.65 and 62,488,167.93 is: 93,508,343.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,170,153.01 : 107,996,628.65 = 62,488,167.93 : x
  2. Step 2: Convert to fraction form
    72,170,153.01/107,996,628.65 = 62,488,167.93/x
  3. Step 3: Cross multiply
    72,170,153.01x = 107,996,628.65 × 62,488,167.93
  4. Step 4: Simplify right side
    72,170,153.01x = 6,748,511,466,642,608
  5. Step 5: Solve for x
    x = 6,748,511,466,642,608/72,170,153.01
  6. Step 6: Final answer
    x = 93,508,343.62

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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.