Home / 56,854.24-85,318.26-25,689.76

Finding the Fourth Proportional to 56,854.24, 85,318.26 and 25,689.76

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Solution

The fourth proportional to 56,854.24, 85,318.26 and 25,689.76 is: 38,551.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,854.24 : 85,318.26 = 25,689.76 : x
  2. Step 2: Convert to fraction form
    56,854.24/85,318.26 = 25,689.76/x
  3. Step 3: Cross multiply
    56,854.24x = 85,318.26 × 25,689.76
  4. Step 4: Simplify right side
    56,854.24x = 2,191,805,623.02
  5. Step 5: Solve for x
    x = 2,191,805,623.02/56,854.24
  6. Step 6: Final answer
    x = 38,551.31

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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.