Home / 178,120.28-267,197.93-51,761.61

Finding the Fourth Proportional to 178,120.28, 267,197.93 and 51,761.61

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Solution

The fourth proportional to 178,120.28, 267,197.93 and 51,761.61 is: 77,647.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,120.28 : 267,197.93 = 51,761.61 : x
  2. Step 2: Convert to fraction form
    178,120.28/267,197.93 = 51,761.61/x
  3. Step 3: Cross multiply
    178,120.28x = 267,197.93 × 51,761.61
  4. Step 4: Simplify right side
    178,120.28x = 13,830,594,786.66
  5. Step 5: Solve for x
    x = 13,830,594,786.66/178,120.28
  6. Step 6: Final answer
    x = 77,647.50

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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.