Home / 56,873.16-85,309.68-25,275.87

Finding the Fourth Proportional to 56,873.16, 85,309.68 and 25,275.87

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Solution

The fourth proportional to 56,873.16, 85,309.68 and 25,275.87 is: 37,913.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,873.16 : 85,309.68 = 25,275.87 : x
  2. Step 2: Convert to fraction form
    56,873.16/85,309.68 = 25,275.87/x
  3. Step 3: Cross multiply
    56,873.16x = 85,309.68 × 25,275.87
  4. Step 4: Simplify right side
    56,873.16x = 2,156,276,381.42
  5. Step 5: Solve for x
    x = 2,156,276,381.42/56,873.16
  6. Step 6: Final answer
    x = 37,913.78

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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.