Home / 144,002.20-215,744.10-117,563.80

Finding the Fourth Proportional to 144,002.20, 215,744.10 and 117,563.80

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Solution

The fourth proportional to 144,002.20, 215,744.10 and 117,563.80 is: 176,134.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,002.20 : 215,744.10 = 117,563.80 : x
  2. Step 2: Convert to fraction form
    144,002.20/215,744.10 = 117,563.80/x
  3. Step 3: Cross multiply
    144,002.20x = 215,744.10 × 117,563.80
  4. Step 4: Simplify right side
    144,002.20x = 25,363,696,223.58
  5. Step 5: Solve for x
    x = 25,363,696,223.58/144,002.20
  6. Step 6: Final answer
    x = 176,134.09

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1.5x scale

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.