Home / 102,229.44-141,076.80-59,780.16

Finding the Fourth Proportional to 102,229.44, 141,076.80 and 59,780.16

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Solution

The fourth proportional to 102,229.44, 141,076.80 and 59,780.16 is: 82,496.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,229.44 : 141,076.80 = 59,780.16 : x
  2. Step 2: Convert to fraction form
    102,229.44/141,076.80 = 59,780.16/x
  3. Step 3: Cross multiply
    102,229.44x = 141,076.80 × 59,780.16
  4. Step 4: Simplify right side
    102,229.44x = 8,433,593,676.29
  5. Step 5: Solve for x
    x = 8,433,593,676.29/102,229.44
  6. Step 6: Final answer
    x = 82,496.72

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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.