Home / 136,221.12-204,253.83-41,423.31

Finding the Fourth Proportional to 136,221.12, 204,253.83 and 41,423.31

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Solution

The fourth proportional to 136,221.12, 204,253.83 and 41,423.31 is: 62,111.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,221.12 : 204,253.83 = 41,423.31 : x
  2. Step 2: Convert to fraction form
    136,221.12/204,253.83 = 41,423.31/x
  3. Step 3: Cross multiply
    136,221.12x = 204,253.83 × 41,423.31
  4. Step 4: Simplify right side
    136,221.12x = 8,460,869,718.78
  5. Step 5: Solve for x
    x = 8,460,869,718.78/136,221.12
  6. Step 6: Final answer
    x = 62,111.29

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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.