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Finding the Fourth Proportional to 178,059.10, 267,128.64 and 59,727.40

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Solution

The fourth proportional to 178,059.10, 267,128.64 and 59,727.40 is: 89,604.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,059.10 : 267,128.64 = 59,727.40 : x
  2. Step 2: Convert to fraction form
    178,059.10/267,128.64 = 59,727.40/x
  3. Step 3: Cross multiply
    178,059.10x = 267,128.64 × 59,727.40
  4. Step 4: Simplify right side
    178,059.10x = 15,954,899,132.74
  5. Step 5: Solve for x
    x = 15,954,899,132.74/178,059.10
  6. Step 6: Final answer
    x = 89,604.51

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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.