Home / 168,854.12-253,294.47-56,534.80

Finding the Fourth Proportional to 168,854.12, 253,294.47 and 56,534.80

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Solution

The fourth proportional to 168,854.12, 253,294.47 and 56,534.80 is: 84,806.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,854.12 : 253,294.47 = 56,534.80 : x
  2. Step 2: Convert to fraction form
    168,854.12/253,294.47 = 56,534.80/x
  3. Step 3: Cross multiply
    168,854.12x = 253,294.47 × 56,534.80
  4. Step 4: Simplify right side
    168,854.12x = 14,319,952,202.56
  5. Step 5: Solve for x
    x = 14,319,952,202.56/168,854.12
  6. Step 6: Final answer
    x = 84,806.65

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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.