Home / 56,732.79-85,144.55-25,570.47

Finding the Fourth Proportional to 56,732.79, 85,144.55 and 25,570.47

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Solution

The fourth proportional to 56,732.79, 85,144.55 and 25,570.47 is: 38,376.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,732.79 : 85,144.55 = 25,570.47 : x
  2. Step 2: Convert to fraction form
    56,732.79/85,144.55 = 25,570.47/x
  3. Step 3: Cross multiply
    56,732.79x = 85,144.55 × 25,570.47
  4. Step 4: Simplify right side
    56,732.79x = 2,177,186,033.59
  5. Step 5: Solve for x
    x = 2,177,186,033.59/56,732.79
  6. Step 6: Final answer
    x = 38,376.15

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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.