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Finding the Fourth Proportional to 55,084.88, 76,016.04 and 29,934.56

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Solution

The fourth proportional to 55,084.88, 76,016.04 and 29,934.56 is: 41,309.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,084.88 : 76,016.04 = 29,934.56 : x
  2. Step 2: Convert to fraction form
    55,084.88/76,016.04 = 29,934.56/x
  3. Step 3: Cross multiply
    55,084.88x = 76,016.04 × 29,934.56
  4. Step 4: Simplify right side
    55,084.88x = 2,275,506,710.34
  5. Step 5: Solve for x
    x = 2,275,506,710.34/55,084.88
  6. Step 6: Final answer
    x = 41,309.10

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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.