Home / 104,426.17-156,639.26-25,539.46

Finding the Fourth Proportional to 104,426.17, 156,639.26 and 25,539.46

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Solution

The fourth proportional to 104,426.17, 156,639.26 and 25,539.46 is: 38,309.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,426.17 : 156,639.26 = 25,539.46 : x
  2. Step 2: Convert to fraction form
    104,426.17/156,639.26 = 25,539.46/x
  3. Step 3: Cross multiply
    104,426.17x = 156,639.26 × 25,539.46
  4. Step 4: Simplify right side
    104,426.17x = 4,000,482,115.20
  5. Step 5: Solve for x
    x = 4,000,482,115.20/104,426.17
  6. Step 6: Final answer
    x = 38,309.19

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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.