Home / 156,077.64-215,349.68-94,822.60

Finding the Fourth Proportional to 156,077.64, 215,349.68 and 94,822.60

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Solution

The fourth proportional to 156,077.64, 215,349.68 and 94,822.60 is: 130,832.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,077.64 : 215,349.68 = 94,822.60 : x
  2. Step 2: Convert to fraction form
    156,077.64/215,349.68 = 94,822.60/x
  3. Step 3: Cross multiply
    156,077.64x = 215,349.68 × 94,822.60
  4. Step 4: Simplify right side
    156,077.64x = 20,420,016,566.77
  5. Step 5: Solve for x
    x = 20,420,016,566.77/156,077.64
  6. Step 6: Final answer
    x = 130,832.43

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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.