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Finding the Fourth Proportional to 224,763.27, 337,143.69 and 91,643.01

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Solution

The fourth proportional to 224,763.27, 337,143.69 and 91,643.01 is: 137,464.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    224,763.27 : 337,143.69 = 91,643.01 : x
  2. Step 2: Convert to fraction form
    224,763.27/337,143.69 = 91,643.01/x
  3. Step 3: Cross multiply
    224,763.27x = 337,143.69 × 91,643.01
  4. Step 4: Simplify right side
    224,763.27x = 30,896,862,554.11
  5. Step 5: Solve for x
    x = 30,896,862,554.11/224,763.27
  6. Step 6: Final answer
    x = 137,464.02

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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.