Home / 136,043.28-204,069.53-36,203.57

Finding the Fourth Proportional to 136,043.28, 204,069.53 and 36,203.57

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Solution

The fourth proportional to 136,043.28, 204,069.53 and 36,203.57 is: 54,306.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,043.28 : 204,069.53 = 36,203.57 : x
  2. Step 2: Convert to fraction form
    136,043.28/204,069.53 = 36,203.57/x
  3. Step 3: Cross multiply
    136,043.28x = 204,069.53 × 36,203.57
  4. Step 4: Simplify right side
    136,043.28x = 7,388,044,312.86
  5. Step 5: Solve for x
    x = 7,388,044,312.86/136,043.28
  6. Step 6: Final answer
    x = 54,306.57

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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.