Home / 114,856.20-172,457.10-88,590.60

Finding the Fourth Proportional to 114,856.20, 172,457.10 and 88,590.60

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Solution

The fourth proportional to 114,856.20, 172,457.10 and 88,590.60 is: 133,019.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,856.20 : 172,457.10 = 88,590.60 : x
  2. Step 2: Convert to fraction form
    114,856.20/172,457.10 = 88,590.60/x
  3. Step 3: Cross multiply
    114,856.20x = 172,457.10 × 88,590.60
  4. Step 4: Simplify right side
    114,856.20x = 15,278,077,963.26
  5. Step 5: Solve for x
    x = 15,278,077,963.26/114,856.20
  6. Step 6: Final answer
    x = 133,019.18

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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.