Home / 73,217.47-109,843.06-31,098.89

Finding the Fourth Proportional to 73,217.47, 109,843.06 and 31,098.89

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Solution

The fourth proportional to 73,217.47, 109,843.06 and 31,098.89 is: 46,655.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,217.47 : 109,843.06 = 31,098.89 : x
  2. Step 2: Convert to fraction form
    73,217.47/109,843.06 = 31,098.89/x
  3. Step 3: Cross multiply
    73,217.47x = 109,843.06 × 31,098.89
  4. Step 4: Simplify right side
    73,217.47x = 3,415,996,729.86
  5. Step 5: Solve for x
    x = 3,415,996,729.86/73,217.47
  6. Step 6: Final answer
    x = 46,655.49

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1.5x scale

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.