Home / 113,147.82-169,463.21-54,024.89

Finding the Fourth Proportional to 113,147.82, 169,463.21 and 54,024.89

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Solution

The fourth proportional to 113,147.82, 169,463.21 and 54,024.89 is: 80,913.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,147.82 : 169,463.21 = 54,024.89 : x
  2. Step 2: Convert to fraction form
    113,147.82/169,463.21 = 54,024.89/x
  3. Step 3: Cross multiply
    113,147.82x = 169,463.21 × 54,024.89
  4. Step 4: Simplify right side
    113,147.82x = 9,155,230,161.86
  5. Step 5: Solve for x
    x = 9,155,230,161.86/113,147.82
  6. Step 6: Final answer
    x = 80,913.89

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1.5x scale

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.