Home / 136,371.40-204,557.10-124,561.60

Finding the Fourth Proportional to 136,371.40, 204,557.10 and 124,561.60

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Solution

The fourth proportional to 136,371.40, 204,557.10 and 124,561.60 is: 186,842.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,371.40 : 204,557.10 = 124,561.60 : x
  2. Step 2: Convert to fraction form
    136,371.40/204,557.10 = 124,561.60/x
  3. Step 3: Cross multiply
    136,371.40x = 204,557.10 × 124,561.60
  4. Step 4: Simplify right side
    136,371.40x = 25,479,959,667.36
  5. Step 5: Solve for x
    x = 25,479,959,667.36/136,371.40
  6. Step 6: Final answer
    x = 186,842.40

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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.