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Finding the Fourth Proportional to 73,599.76, 109,834.02 and 65,726.16

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Solution

The fourth proportional to 73,599.76, 109,834.02 and 65,726.16 is: 98,084.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,599.76 : 109,834.02 = 65,726.16 : x
  2. Step 2: Convert to fraction form
    73,599.76/109,834.02 = 65,726.16/x
  3. Step 3: Cross multiply
    73,599.76x = 109,834.02 × 65,726.16
  4. Step 4: Simplify right side
    73,599.76x = 7,218,968,371.96
  5. Step 5: Solve for x
    x = 7,218,968,371.96/73,599.76
  6. Step 6: Final answer
    x = 98,084.13

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.