Home / 156,014.66-215,301.28-95,585.42

Finding the Fourth Proportional to 156,014.66, 215,301.28 and 95,585.42

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Solution

The fourth proportional to 156,014.66, 215,301.28 and 95,585.42 is: 131,908.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,014.66 : 215,301.28 = 95,585.42 : x
  2. Step 2: Convert to fraction form
    156,014.66/215,301.28 = 95,585.42/x
  3. Step 3: Cross multiply
    156,014.66x = 215,301.28 × 95,585.42
  4. Step 4: Simplify right side
    156,014.66x = 20,579,663,275.34
  5. Step 5: Solve for x
    x = 20,579,663,275.34/156,014.66
  6. Step 6: Final answer
    x = 131,908.52

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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.