Home / 245,060.74-338,124.38-143,027.88

Finding the Fourth Proportional to 245,060.74, 338,124.38 and 143,027.88

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Solution

The fourth proportional to 245,060.74, 338,124.38 and 143,027.88 is: 197,343.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    245,060.74 : 338,124.38 = 143,027.88 : x
  2. Step 2: Convert to fraction form
    245,060.74/338,124.38 = 143,027.88/x
  3. Step 3: Cross multiply
    245,060.74x = 338,124.38 × 143,027.88
  4. Step 4: Simplify right side
    245,060.74x = 48,361,211,264.61
  5. Step 5: Solve for x
    x = 48,361,211,264.61/245,060.74
  6. Step 6: Final answer
    x = 197,343.77

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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.