Home / 52,785.64-72,845.36-30,124.18

Finding the Fourth Proportional to 52,785.64, 72,845.36 and 30,124.18

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Solution

The fourth proportional to 52,785.64, 72,845.36 and 30,124.18 is: 41,572.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,785.64 : 72,845.36 = 30,124.18 : x
  2. Step 2: Convert to fraction form
    52,785.64/72,845.36 = 30,124.18/x
  3. Step 3: Cross multiply
    52,785.64x = 72,845.36 × 30,124.18
  4. Step 4: Simplify right side
    52,785.64x = 2,194,406,736.80
  5. Step 5: Solve for x
    x = 2,194,406,736.80/52,785.64
  6. Step 6: Final answer
    x = 41,572.04

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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.