Home / 56,359.32-84,622.68-31,448.04

Finding the Fourth Proportional to 56,359.32, 84,622.68 and 31,448.04

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Solution

The fourth proportional to 56,359.32, 84,622.68 and 31,448.04 is: 47,218.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,359.32 : 84,622.68 = 31,448.04 : x
  2. Step 2: Convert to fraction form
    56,359.32/84,622.68 = 31,448.04/x
  3. Step 3: Cross multiply
    56,359.32x = 84,622.68 × 31,448.04
  4. Step 4: Simplify right side
    56,359.32x = 2,661,217,425.55
  5. Step 5: Solve for x
    x = 2,661,217,425.55/56,359.32
  6. Step 6: Final answer
    x = 47,218.76

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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.