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Finding the Fourth Proportional to 73,101.71, 109,417.19 and 58,902.14

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Solution

The fourth proportional to 73,101.71, 109,417.19 and 58,902.14 is: 88,163.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,101.71 : 109,417.19 = 58,902.14 : x
  2. Step 2: Convert to fraction form
    73,101.71/109,417.19 = 58,902.14/x
  3. Step 3: Cross multiply
    73,101.71x = 109,417.19 × 58,902.14
  4. Step 4: Simplify right side
    73,101.71x = 6,444,905,802.19
  5. Step 5: Solve for x
    x = 6,444,905,802.19/73,101.71
  6. Step 6: Final answer
    x = 88,163.55

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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.