Home / 76,434.98-114,656.46-23,125.61

Finding the Fourth Proportional to 76,434.98, 114,656.46 and 23,125.61

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Solution

The fourth proportional to 76,434.98, 114,656.46 and 23,125.61 is: 34,689.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,434.98 : 114,656.46 = 23,125.61 : x
  2. Step 2: Convert to fraction form
    76,434.98/114,656.46 = 23,125.61/x
  3. Step 3: Cross multiply
    76,434.98x = 114,656.46 × 23,125.61
  4. Step 4: Simplify right side
    76,434.98x = 2,651,500,577.94
  5. Step 5: Solve for x
    x = 2,651,500,577.94/76,434.98
  6. Step 6: Final answer
    x = 34,689.62

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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.