Home / 165,338.40-247,874.04-58,663.56

Finding the Fourth Proportional to 165,338.40, 247,874.04 and 58,663.56

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Solution

The fourth proportional to 165,338.40, 247,874.04 and 58,663.56 is: 87,947.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,338.40 : 247,874.04 = 58,663.56 : x
  2. Step 2: Convert to fraction form
    165,338.40/247,874.04 = 58,663.56/x
  3. Step 3: Cross multiply
    165,338.40x = 247,874.04 × 58,663.56
  4. Step 4: Simplify right side
    165,338.40x = 14,541,173,617.98
  5. Step 5: Solve for x
    x = 14,541,173,617.98/165,338.40
  6. Step 6: Final answer
    x = 87,947.95

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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.