Home / 174,343.70-261,515.55-144,819.20

Finding the Fourth Proportional to 174,343.70, 261,515.55 and 144,819.20

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Solution

The fourth proportional to 174,343.70, 261,515.55 and 144,819.20 is: 217,228.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,343.70 : 261,515.55 = 144,819.20 : x
  2. Step 2: Convert to fraction form
    174,343.70/261,515.55 = 144,819.20/x
  3. Step 3: Cross multiply
    174,343.70x = 261,515.55 × 144,819.20
  4. Step 4: Simplify right side
    174,343.70x = 37,872,472,738.56
  5. Step 5: Solve for x
    x = 37,872,472,738.56/174,343.70
  6. Step 6: Final answer
    x = 217,228.80

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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.