Home / 98,042.04-147,049.14-31,473.39

Finding the Fourth Proportional to 98,042.04, 147,049.14 and 31,473.39

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Solution

The fourth proportional to 98,042.04, 147,049.14 and 31,473.39 is: 47,205.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,042.04 : 147,049.14 = 31,473.39 : x
  2. Step 2: Convert to fraction form
    98,042.04/147,049.14 = 31,473.39/x
  3. Step 3: Cross multiply
    98,042.04x = 147,049.14 × 31,473.39
  4. Step 4: Simplify right side
    98,042.04x = 4,628,134,932.38
  5. Step 5: Solve for x
    x = 4,628,134,932.38/98,042.04
  6. Step 6: Final answer
    x = 47,205.62

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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.