Home / 56,738.43-78,287.17-32,863.68

Finding the Fourth Proportional to 56,738.43, 78,287.17 and 32,863.68

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Solution

The fourth proportional to 56,738.43, 78,287.17 and 32,863.68 is: 45,345.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,738.43 : 78,287.17 = 32,863.68 : x
  2. Step 2: Convert to fraction form
    56,738.43/78,287.17 = 32,863.68/x
  3. Step 3: Cross multiply
    56,738.43x = 78,287.17 × 32,863.68
  4. Step 4: Simplify right side
    56,738.43x = 2,572,804,338.67
  5. Step 5: Solve for x
    x = 2,572,804,338.67/56,738.43
  6. Step 6: Final answer
    x = 45,345.00

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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.