Home / 113,149.82-169,466.20-54,026.89

Finding the Fourth Proportional to 113,149.82, 169,466.20 and 54,026.89

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Solution

The fourth proportional to 113,149.82, 169,466.20 and 54,026.89 is: 80,916.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,149.82 : 169,466.20 = 54,026.89 : x
  2. Step 2: Convert to fraction form
    113,149.82/169,466.20 = 54,026.89/x
  3. Step 3: Cross multiply
    113,149.82x = 169,466.20 × 54,026.89
  4. Step 4: Simplify right side
    113,149.82x = 9,155,731,746.12
  5. Step 5: Solve for x
    x = 9,155,731,746.12/113,149.82
  6. Step 6: Final answer
    x = 80,916.89

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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.