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Finding the Fourth Proportional to 178,038.40, 267,100.80 and 125,550.40

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Solution

The fourth proportional to 178,038.40, 267,100.80 and 125,550.40 is: 188,356.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,038.40 : 267,100.80 = 125,550.40 : x
  2. Step 2: Convert to fraction form
    178,038.40/267,100.80 = 125,550.40/x
  3. Step 3: Cross multiply
    178,038.40x = 267,100.80 × 125,550.40
  4. Step 4: Simplify right side
    178,038.40x = 33,534,612,280.32
  5. Step 5: Solve for x
    x = 33,534,612,280.32/178,038.40
  6. Step 6: Final answer
    x = 188,356.06

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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.