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Finding the Fourth Proportional to 227,817.53, 314,386.21 and 125,850.10

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Solution

The fourth proportional to 227,817.53, 314,386.21 and 125,850.10 is: 173,672.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,817.53 : 314,386.21 = 125,850.10 : x
  2. Step 2: Convert to fraction form
    227,817.53/314,386.21 = 125,850.10/x
  3. Step 3: Cross multiply
    227,817.53x = 314,386.21 × 125,850.10
  4. Step 4: Simplify right side
    227,817.53x = 39,565,535,337.87
  5. Step 5: Solve for x
    x = 39,565,535,337.87/227,817.53
  6. Step 6: Final answer
    x = 173,672.04

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.