Home / 136,175.40-204,264.54-41,421.02

Finding the Fourth Proportional to 136,175.40, 204,264.54 and 41,421.02

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Solution

The fourth proportional to 136,175.40, 204,264.54 and 41,421.02 is: 62,131.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,175.40 : 204,264.54 = 41,421.02 : x
  2. Step 2: Convert to fraction form
    136,175.40/204,264.54 = 41,421.02/x
  3. Step 3: Cross multiply
    136,175.40x = 204,264.54 × 41,421.02
  4. Step 4: Simplify right side
    136,175.40x = 8,460,844,575.31
  5. Step 5: Solve for x
    x = 8,460,844,575.31/136,175.40
  6. Step 6: Final answer
    x = 62,131.96

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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.