Home / 55,864.16-83,719.20-41,081.12

Finding the Fourth Proportional to 55,864.16, 83,719.20 and 41,081.12

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Solution

The fourth proportional to 55,864.16, 83,719.20 and 41,081.12 is: 61,565.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,864.16 : 83,719.20 = 41,081.12 : x
  2. Step 2: Convert to fraction form
    55,864.16/83,719.20 = 41,081.12/x
  3. Step 3: Cross multiply
    55,864.16x = 83,719.20 × 41,081.12
  4. Step 4: Simplify right side
    55,864.16x = 3,439,278,501.50
  5. Step 5: Solve for x
    x = 3,439,278,501.50/55,864.16
  6. Step 6: Final answer
    x = 61,565.03

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.