Home / 156,117.65-215,447.57-95,676.62

Finding the Fourth Proportional to 156,117.65, 215,447.57 and 95,676.62

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Solution

The fourth proportional to 156,117.65, 215,447.57 and 95,676.62 is: 132,036.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,117.65 : 215,447.57 = 95,676.62 : x
  2. Step 2: Convert to fraction form
    156,117.65/215,447.57 = 95,676.62/x
  3. Step 3: Cross multiply
    156,117.65x = 215,447.57 × 95,676.62
  4. Step 4: Simplify right side
    156,117.65x = 20,613,295,030.12
  5. Step 5: Solve for x
    x = 20,613,295,030.12/156,117.65
  6. Step 6: Final answer
    x = 132,036.93

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.