Home / 116,695.40-175,026.66-66,613.10

Finding the Fourth Proportional to 116,695.40, 175,026.66 and 66,613.10

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Solution

The fourth proportional to 116,695.40, 175,026.66 and 66,613.10 is: 99,910.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,695.40 : 175,026.66 = 66,613.10 : x
  2. Step 2: Convert to fraction form
    116,695.40/175,026.66 = 66,613.10/x
  3. Step 3: Cross multiply
    116,695.40x = 175,026.66 × 66,613.10
  4. Step 4: Simplify right side
    116,695.40x = 11,659,068,405.25
  5. Step 5: Solve for x
    x = 11,659,068,405.25/116,695.40
  6. Step 6: Final answer
    x = 99,910.27

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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.