Home / 94,841.82-142,154.73-31,647.11

Finding the Fourth Proportional to 94,841.82, 142,154.73 and 31,647.11

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Solution

The fourth proportional to 94,841.82, 142,154.73 and 31,647.11 is: 47,434.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,841.82 : 142,154.73 = 31,647.11 : x
  2. Step 2: Convert to fraction form
    94,841.82/142,154.73 = 31,647.11/x
  3. Step 3: Cross multiply
    94,841.82x = 142,154.73 × 31,647.11
  4. Step 4: Simplify right side
    94,841.82x = 4,498,785,666.56
  5. Step 5: Solve for x
    x = 4,498,785,666.56/94,841.82
  6. Step 6: Final answer
    x = 47,434.62

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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.