Home / 159,747.60-239,580.38-47,401.25

Finding the Fourth Proportional to 159,747.60, 239,580.38 and 47,401.25

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Solution

The fourth proportional to 159,747.60, 239,580.38 and 47,401.25 is: 71,089.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,747.60 : 239,580.38 = 47,401.25 : x
  2. Step 2: Convert to fraction form
    159,747.60/239,580.38 = 47,401.25/x
  3. Step 3: Cross multiply
    159,747.60x = 239,580.38 × 47,401.25
  4. Step 4: Simplify right side
    159,747.60x = 11,356,409,487.48
  5. Step 5: Solve for x
    x = 11,356,409,487.48/159,747.60
  6. Step 6: Final answer
    x = 71,089.70

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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.