Home / 55,116.88-76,060.92-29,966.38

Finding the Fourth Proportional to 55,116.88, 76,060.92 and 29,966.38

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Solution

The fourth proportional to 55,116.88, 76,060.92 and 29,966.38 is: 41,353.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,116.88 : 76,060.92 = 29,966.38 : x
  2. Step 2: Convert to fraction form
    55,116.88/76,060.92 = 29,966.38/x
  3. Step 3: Cross multiply
    55,116.88x = 76,060.92 × 29,966.38
  4. Step 4: Simplify right side
    55,116.88x = 2,279,270,431.87
  5. Step 5: Solve for x
    x = 2,279,270,431.87/55,116.88
  6. Step 6: Final answer
    x = 41,353.40

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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.