Home / 136,207.26-204,302.40-65,180.34

Finding the Fourth Proportional to 136,207.26, 204,302.40 and 65,180.34

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Solution

The fourth proportional to 136,207.26, 204,302.40 and 65,180.34 is: 97,766.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,207.26 : 204,302.40 = 65,180.34 : x
  2. Step 2: Convert to fraction form
    136,207.26/204,302.40 = 65,180.34/x
  3. Step 3: Cross multiply
    136,207.26x = 204,302.40 × 65,180.34
  4. Step 4: Simplify right side
    136,207.26x = 13,316,499,894.82
  5. Step 5: Solve for x
    x = 13,316,499,894.82/136,207.26
  6. Step 6: Final answer
    x = 97,766.45

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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.