Home / 136,419.90-204,629.85-124,610.10

Finding the Fourth Proportional to 136,419.90, 204,629.85 and 124,610.10

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Solution

The fourth proportional to 136,419.90, 204,629.85 and 124,610.10 is: 186,915.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,419.90 : 204,629.85 = 124,610.10 : x
  2. Step 2: Convert to fraction form
    136,419.90/204,629.85 = 124,610.10/x
  3. Step 3: Cross multiply
    136,419.90x = 204,629.85 × 124,610.10
  4. Step 4: Simplify right side
    136,419.90x = 25,498,946,071.49
  5. Step 5: Solve for x
    x = 25,498,946,071.49/136,419.90
  6. Step 6: Final answer
    x = 186,915.15

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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.