Home / 224,433.48-309,716.61-127,637.37

Finding the Fourth Proportional to 224,433.48, 309,716.61 and 127,637.37

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Solution

The fourth proportional to 224,433.48, 309,716.61 and 127,637.37 is: 176,138.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    224,433.48 : 309,716.61 = 127,637.37 : x
  2. Step 2: Convert to fraction form
    224,433.48/309,716.61 = 127,637.37/x
  3. Step 3: Cross multiply
    224,433.48x = 309,716.61 × 127,637.37
  4. Step 4: Simplify right side
    224,433.48x = 39,531,413,545.72
  5. Step 5: Solve for x
    x = 39,531,413,545.72/224,433.48
  6. Step 6: Final answer
    x = 176,138.66

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.