Home / 252,159.40-347,998.98-144,764.20

Finding the Fourth Proportional to 252,159.40, 347,998.98 and 144,764.20

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Solution

The fourth proportional to 252,159.40, 347,998.98 and 144,764.20 is: 199,785.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,159.40 : 347,998.98 = 144,764.20 : x
  2. Step 2: Convert to fraction form
    252,159.40/347,998.98 = 144,764.20/x
  3. Step 3: Cross multiply
    252,159.40x = 347,998.98 × 144,764.20
  4. Step 4: Simplify right side
    252,159.40x = 50,377,793,940.52
  5. Step 5: Solve for x
    x = 50,377,793,940.52/252,159.40
  6. Step 6: Final answer
    x = 199,785.51

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.