Home / 69,449.34-95,752.96-56,689.55

Finding the Fourth Proportional to 69,449.34, 95,752.96 and 56,689.55

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Solution

The fourth proportional to 69,449.34, 95,752.96 and 56,689.55 is: 78,160.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,449.34 : 95,752.96 = 56,689.55 : x
  2. Step 2: Convert to fraction form
    69,449.34/95,752.96 = 56,689.55/x
  3. Step 3: Cross multiply
    69,449.34x = 95,752.96 × 56,689.55
  4. Step 4: Simplify right side
    69,449.34x = 5,428,192,311.23
  5. Step 5: Solve for x
    x = 5,428,192,311.23/69,449.34
  6. Step 6: Final answer
    x = 78,160.46

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1.5x scale

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.