Home / 76,254.32-114,379.32-29,517.68

Finding the Fourth Proportional to 76,254.32, 114,379.32 and 29,517.68

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Solution

The fourth proportional to 76,254.32, 114,379.32 and 29,517.68 is: 44,275.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,254.32 : 114,379.32 = 29,517.68 : x
  2. Step 2: Convert to fraction form
    76,254.32/114,379.32 = 29,517.68/x
  3. Step 3: Cross multiply
    76,254.32x = 114,379.32 × 29,517.68
  4. Step 4: Simplify right side
    76,254.32x = 3,376,212,166.38
  5. Step 5: Solve for x
    x = 3,376,212,166.38/76,254.32
  6. Step 6: Final answer
    x = 44,275.68

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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.