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Finding the Fourth Proportional to 158,715.38, 238,114.08 and 58,904.04

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Solution

The fourth proportional to 158,715.38, 238,114.08 and 58,904.04 is: 88,371.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,715.38 : 238,114.08 = 58,904.04 : x
  2. Step 2: Convert to fraction form
    158,715.38/238,114.08 = 58,904.04/x
  3. Step 3: Cross multiply
    158,715.38x = 238,114.08 × 58,904.04
  4. Step 4: Simplify right side
    158,715.38x = 14,025,882,185.81
  5. Step 5: Solve for x
    x = 14,025,882,185.81/158,715.38
  6. Step 6: Final answer
    x = 88,371.28

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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.