Home / 156,268.20-215,596.62-101,795.16

Finding the Fourth Proportional to 156,268.20, 215,596.62 and 101,795.16

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Solution

The fourth proportional to 156,268.20, 215,596.62 and 101,795.16 is: 140,442.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,268.20 : 215,596.62 = 101,795.16 : x
  2. Step 2: Convert to fraction form
    156,268.20/215,596.62 = 101,795.16/x
  3. Step 3: Cross multiply
    156,268.20x = 215,596.62 × 101,795.16
  4. Step 4: Simplify right side
    156,268.20x = 21,946,692,428.36
  5. Step 5: Solve for x
    x = 21,946,692,428.36/156,268.20
  6. Step 6: Final answer
    x = 140,442.47

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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.