Home / 156,266.00-215,663.04-112,694.54

Finding the Fourth Proportional to 156,266.00, 215,663.04 and 112,694.54

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Solution

The fourth proportional to 156,266.00, 215,663.04 and 112,694.54 is: 155,529.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,266.00 : 215,663.04 = 112,694.54 : x
  2. Step 2: Convert to fraction form
    156,266.00/215,663.04 = 112,694.54/x
  3. Step 3: Cross multiply
    156,266.00x = 215,663.04 × 112,694.54
  4. Step 4: Simplify right side
    156,266.00x = 24,304,047,626.96
  5. Step 5: Solve for x
    x = 24,304,047,626.96/156,266.00
  6. Step 6: Final answer
    x = 155,529.98

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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.