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Finding the Fourth Proportional to 167,146.04, 250,719.60 and 42,487.04

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Solution

The fourth proportional to 167,146.04, 250,719.60 and 42,487.04 is: 63,730.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,146.04 : 250,719.60 = 42,487.04 : x
  2. Step 2: Convert to fraction form
    167,146.04/250,719.60 = 42,487.04/x
  3. Step 3: Cross multiply
    167,146.04x = 250,719.60 × 42,487.04
  4. Step 4: Simplify right side
    167,146.04x = 10,652,333,673.98
  5. Step 5: Solve for x
    x = 10,652,333,673.98/167,146.04
  6. Step 6: Final answer
    x = 63,730.70

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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.