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Finding the Fourth Proportional to 178,287.20, 267,333.60 and 59,897.60

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Solution

The fourth proportional to 178,287.20, 267,333.60 and 59,897.60 is: 89,813.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,287.20 : 267,333.60 = 59,897.60 : x
  2. Step 2: Convert to fraction form
    178,287.20/267,333.60 = 59,897.60/x
  3. Step 3: Cross multiply
    178,287.20x = 267,333.60 × 59,897.60
  4. Step 4: Simplify right side
    178,287.20x = 16,012,641,039.36
  5. Step 5: Solve for x
    x = 16,012,641,039.36/178,287.20
  6. Step 6: Final answer
    x = 89,813.74

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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.