Home / 156,116.48-215,445.96-95,675.45

Finding the Fourth Proportional to 156,116.48, 215,445.96 and 95,675.45

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Solution

The fourth proportional to 156,116.48, 215,445.96 and 95,675.45 is: 132,035.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,116.48 : 215,445.96 = 95,675.45 : x
  2. Step 2: Convert to fraction form
    156,116.48/215,445.96 = 95,675.45/x
  3. Step 3: Cross multiply
    156,116.48x = 215,445.96 × 95,675.45
  4. Step 4: Simplify right side
    156,116.48x = 20,612,888,096.45
  5. Step 5: Solve for x
    x = 20,612,888,096.45/156,116.48
  6. Step 6: Final answer
    x = 132,035.31

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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.