Home / 124,014.11-171,138.60-67,425.48

Finding the Fourth Proportional to 124,014.11, 171,138.60 and 67,425.48

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Solution

The fourth proportional to 124,014.11, 171,138.60 and 67,425.48 is: 93,046.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,014.11 : 171,138.60 = 67,425.48 : x
  2. Step 2: Convert to fraction form
    124,014.11/171,138.60 = 67,425.48/x
  3. Step 3: Cross multiply
    124,014.11x = 171,138.60 × 67,425.48
  4. Step 4: Simplify right side
    124,014.11x = 11,539,102,251.53
  5. Step 5: Solve for x
    x = 11,539,102,251.53/124,014.11
  6. Step 6: Final answer
    x = 93,046.69

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.