Home / 55,117.08-76,061.16-29,966.58

Finding the Fourth Proportional to 55,117.08, 76,061.16 and 29,966.58

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Solution

The fourth proportional to 55,117.08, 76,061.16 and 29,966.58 is: 41,353.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,117.08 : 76,061.16 = 29,966.58 : x
  2. Step 2: Convert to fraction form
    55,117.08/76,061.16 = 29,966.58/x
  3. Step 3: Cross multiply
    55,117.08x = 76,061.16 × 29,966.58
  4. Step 4: Simplify right side
    55,117.08x = 2,279,292,836.03
  5. Step 5: Solve for x
    x = 2,279,292,836.03/55,117.08
  6. Step 6: Final answer
    x = 41,353.66

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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.