Home / 147,390.04-220,889.94-53,805.88

Finding the Fourth Proportional to 147,390.04, 220,889.94 and 53,805.88

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Solution

The fourth proportional to 147,390.04, 220,889.94 and 53,805.88 is: 80,637.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,390.04 : 220,889.94 = 53,805.88 : x
  2. Step 2: Convert to fraction form
    147,390.04/220,889.94 = 53,805.88/x
  3. Step 3: Cross multiply
    147,390.04x = 220,889.94 × 53,805.88
  4. Step 4: Simplify right side
    147,390.04x = 11,885,177,604.85
  5. Step 5: Solve for x
    x = 11,885,177,604.85/147,390.04
  6. Step 6: Final answer
    x = 80,637.59

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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.