Home / 136,244.52-204,274.98-69,630.12

Finding the Fourth Proportional to 136,244.52, 204,274.98 and 69,630.12

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Solution

The fourth proportional to 136,244.52, 204,274.98 and 69,630.12 is: 104,398.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,244.52 : 204,274.98 = 69,630.12 : x
  2. Step 2: Convert to fraction form
    136,244.52/204,274.98 = 69,630.12/x
  3. Step 3: Cross multiply
    136,244.52x = 204,274.98 × 69,630.12
  4. Step 4: Simplify right side
    136,244.52x = 14,223,691,370.40
  5. Step 5: Solve for x
    x = 14,223,691,370.40/136,244.52
  6. Step 6: Final answer
    x = 104,398.26

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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.