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Finding the Fourth Proportional to 178,210.47, 267,319.08 and 58,267.47

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Solution

The fourth proportional to 178,210.47, 267,319.08 and 58,267.47 is: 87,402.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,210.47 : 267,319.08 = 58,267.47 : x
  2. Step 2: Convert to fraction form
    178,210.47/267,319.08 = 58,267.47/x
  3. Step 3: Cross multiply
    178,210.47x = 267,319.08 × 58,267.47
  4. Step 4: Simplify right side
    178,210.47x = 15,576,006,474.33
  5. Step 5: Solve for x
    x = 15,576,006,474.33/178,210.47
  6. Step 6: Final answer
    x = 87,402.31

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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.