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Finding the Fourth Proportional to 178,142.76, 267,228.18 and 59,813.64

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Solution

The fourth proportional to 178,142.76, 267,228.18 and 59,813.64 is: 89,725.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,142.76 : 267,228.18 = 59,813.64 : x
  2. Step 2: Convert to fraction form
    178,142.76/267,228.18 = 59,813.64/x
  3. Step 3: Cross multiply
    178,142.76x = 267,228.18 × 59,813.64
  4. Step 4: Simplify right side
    178,142.76x = 15,983,890,156.38
  5. Step 5: Solve for x
    x = 15,983,890,156.38/178,142.76
  6. Step 6: Final answer
    x = 89,725.17

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1.5x scale

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.