Home / 133,569.86-200,308.66-38,774.34

Finding the Fourth Proportional to 133,569.86, 200,308.66 and 38,774.34

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Solution

The fourth proportional to 133,569.86, 200,308.66 and 38,774.34 is: 58,148.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,569.86 : 200,308.66 = 38,774.34 : x
  2. Step 2: Convert to fraction form
    133,569.86/200,308.66 = 38,774.34/x
  3. Step 3: Cross multiply
    133,569.86x = 200,308.66 × 38,774.34
  4. Step 4: Simplify right side
    133,569.86x = 7,766,835,990.85
  5. Step 5: Solve for x
    x = 7,766,835,990.85/133,569.86
  6. Step 6: Final answer
    x = 58,148.12

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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.