Home / 102,251.18-141,105.29-59,236.53

Finding the Fourth Proportional to 102,251.18, 141,105.29 and 59,236.53

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Solution

The fourth proportional to 102,251.18, 141,105.29 and 59,236.53 is: 81,745.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,251.18 : 141,105.29 = 59,236.53 : x
  2. Step 2: Convert to fraction form
    102,251.18/141,105.29 = 59,236.53/x
  3. Step 3: Cross multiply
    102,251.18x = 141,105.29 × 59,236.53
  4. Step 4: Simplify right side
    102,251.18x = 8,358,587,448.06
  5. Step 5: Solve for x
    x = 8,358,587,448.06/102,251.18
  6. Step 6: Final answer
    x = 81,745.64

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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.