Home / 56,502.56-77,988.66-35,269.04

Finding the Fourth Proportional to 56,502.56, 77,988.66 and 35,269.04

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Solution

The fourth proportional to 56,502.56, 77,988.66 and 35,269.04 is: 48,680.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,502.56 : 77,988.66 = 35,269.04 : x
  2. Step 2: Convert to fraction form
    56,502.56/77,988.66 = 35,269.04/x
  3. Step 3: Cross multiply
    56,502.56x = 77,988.66 × 35,269.04
  4. Step 4: Simplify right side
    56,502.56x = 2,750,585,169.09
  5. Step 5: Solve for x
    x = 2,750,585,169.09/56,502.56
  6. Step 6: Final answer
    x = 48,680.72

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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.