Home / 133,011.28-199,472.66-43,032.62

Finding the Fourth Proportional to 133,011.28, 199,472.66 and 43,032.62

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Solution

The fourth proportional to 133,011.28, 199,472.66 and 43,032.62 is: 64,534.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,011.28 : 199,472.66 = 43,032.62 : x
  2. Step 2: Convert to fraction form
    133,011.28/199,472.66 = 43,032.62/x
  3. Step 3: Cross multiply
    133,011.28x = 199,472.66 × 43,032.62
  4. Step 4: Simplify right side
    133,011.28x = 8,583,830,963.01
  5. Step 5: Solve for x
    x = 8,583,830,963.01/133,011.28
  6. Step 6: Final answer
    x = 64,534.61

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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.