Home / 77,046.88-115,562.04-52,246.12

Finding the Fourth Proportional to 77,046.88, 115,562.04 and 52,246.12

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Solution

The fourth proportional to 77,046.88, 115,562.04 and 52,246.12 is: 78,363.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,046.88 : 115,562.04 = 52,246.12 : x
  2. Step 2: Convert to fraction form
    77,046.88/115,562.04 = 52,246.12/x
  3. Step 3: Cross multiply
    77,046.88x = 115,562.04 × 52,246.12
  4. Step 4: Simplify right side
    77,046.88x = 6,037,668,209.28
  5. Step 5: Solve for x
    x = 6,037,668,209.28/77,046.88
  6. Step 6: Final answer
    x = 78,363.57

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1.5x scale

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.