Home / 55,178.62-76,162.56-36,061.18

Finding the Fourth Proportional to 55,178.62, 76,162.56 and 36,061.18

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Solution

The fourth proportional to 55,178.62, 76,162.56 and 36,061.18 is: 49,774.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,178.62 : 76,162.56 = 36,061.18 : x
  2. Step 2: Convert to fraction form
    55,178.62/76,162.56 = 36,061.18/x
  3. Step 3: Cross multiply
    55,178.62x = 76,162.56 × 36,061.18
  4. Step 4: Simplify right side
    55,178.62x = 2,746,511,785.42
  5. Step 5: Solve for x
    x = 2,746,511,785.42/55,178.62
  6. Step 6: Final answer
    x = 49,774.93

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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.