Home / 115,781.45-173,665.49-44,690.18

Finding the Fourth Proportional to 115,781.45, 173,665.49 and 44,690.18

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Solution

The fourth proportional to 115,781.45, 173,665.49 and 44,690.18 is: 67,032.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,781.45 : 173,665.49 = 44,690.18 : x
  2. Step 2: Convert to fraction form
    115,781.45/173,665.49 = 44,690.18/x
  3. Step 3: Cross multiply
    115,781.45x = 173,665.49 × 44,690.18
  4. Step 4: Simplify right side
    115,781.45x = 7,761,140,916.11
  5. Step 5: Solve for x
    x = 7,761,140,916.11/115,781.45
  6. Step 6: Final answer
    x = 67,032.68

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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.