Home / 147,339.12-221,049.47-58,654.89

Finding the Fourth Proportional to 147,339.12, 221,049.47 and 58,654.89

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Solution

The fourth proportional to 147,339.12, 221,049.47 and 58,654.89 is: 87,998.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,339.12 : 221,049.47 = 58,654.89 : x
  2. Step 2: Convert to fraction form
    147,339.12/221,049.47 = 58,654.89/x
  3. Step 3: Cross multiply
    147,339.12x = 221,049.47 × 58,654.89
  4. Step 4: Simplify right side
    147,339.12x = 12,965,632,054.13
  5. Step 5: Solve for x
    x = 12,965,632,054.13/147,339.12
  6. Step 6: Final answer
    x = 87,998.57

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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.