Home / 136,265.03-204,406.19-42,774.47

Finding the Fourth Proportional to 136,265.03, 204,406.19 and 42,774.47

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Solution

The fourth proportional to 136,265.03, 204,406.19 and 42,774.47 is: 64,164.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,265.03 : 204,406.19 = 42,774.47 : x
  2. Step 2: Convert to fraction form
    136,265.03/204,406.19 = 42,774.47/x
  3. Step 3: Cross multiply
    136,265.03x = 204,406.19 × 42,774.47
  4. Step 4: Simplify right side
    136,265.03x = 8,743,366,441.97
  5. Step 5: Solve for x
    x = 8,743,366,441.97/136,265.03
  6. Step 6: Final answer
    x = 64,164.42

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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.