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Finding the Fourth Proportional to 178,152.40, 267,284.92 and 65,850.32

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Solution

The fourth proportional to 178,152.40, 267,284.92 and 65,850.32 is: 98,796.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,152.40 : 267,284.92 = 65,850.32 : x
  2. Step 2: Convert to fraction form
    178,152.40/267,284.92 = 65,850.32/x
  3. Step 3: Cross multiply
    178,152.40x = 267,284.92 × 65,850.32
  4. Step 4: Simplify right side
    178,152.40x = 17,600,797,513.17
  5. Step 5: Solve for x
    x = 17,600,797,513.17/178,152.40
  6. Step 6: Final answer
    x = 98,796.30

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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.