Home / 64,129.12-96,228.06-26,715.04

Finding the Fourth Proportional to 64,129.12, 96,228.06 and 26,715.04

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Solution

The fourth proportional to 64,129.12, 96,228.06 and 26,715.04 is: 40,086.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,129.12 : 96,228.06 = 26,715.04 : x
  2. Step 2: Convert to fraction form
    64,129.12/96,228.06 = 26,715.04/x
  3. Step 3: Cross multiply
    64,129.12x = 96,228.06 × 26,715.04
  4. Step 4: Simplify right side
    64,129.12x = 2,570,736,472.02
  5. Step 5: Solve for x
    x = 2,570,736,472.02/64,129.12
  6. Step 6: Final answer
    x = 40,086.88

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.