Home / 147,927.60-221,891.40-136,522.80

Finding the Fourth Proportional to 147,927.60, 221,891.40 and 136,522.80

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Solution

The fourth proportional to 147,927.60, 221,891.40 and 136,522.80 is: 204,784.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,927.60 : 221,891.40 = 136,522.80 : x
  2. Step 2: Convert to fraction form
    147,927.60/221,891.40 = 136,522.80/x
  3. Step 3: Cross multiply
    147,927.60x = 221,891.40 × 136,522.80
  4. Step 4: Simplify right side
    147,927.60x = 30,293,235,223.92
  5. Step 5: Solve for x
    x = 30,293,235,223.92/147,927.60
  6. Step 6: Final answer
    x = 204,784.20

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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.