Home / 147,581.58-221,293.70-57,654.88

Finding the Fourth Proportional to 147,581.58, 221,293.70 and 57,654.88

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Solution

The fourth proportional to 147,581.58, 221,293.70 and 57,654.88 is: 86,451.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,581.58 : 221,293.70 = 57,654.88 : x
  2. Step 2: Convert to fraction form
    147,581.58/221,293.70 = 57,654.88/x
  3. Step 3: Cross multiply
    147,581.58x = 221,293.70 × 57,654.88
  4. Step 4: Simplify right side
    147,581.58x = 12,758,661,718.26
  5. Step 5: Solve for x
    x = 12,758,661,718.26/147,581.58
  6. Step 6: Final answer
    x = 86,451.59

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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.