Home / 118,641.24-177,878.04-55,394.52

Finding the Fourth Proportional to 118,641.24, 177,878.04 and 55,394.52

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Solution

The fourth proportional to 118,641.24, 177,878.04 and 55,394.52 is: 83,052.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,641.24 : 177,878.04 = 55,394.52 : x
  2. Step 2: Convert to fraction form
    118,641.24/177,878.04 = 55,394.52/x
  3. Step 3: Cross multiply
    118,641.24x = 177,878.04 × 55,394.52
  4. Step 4: Simplify right side
    118,641.24x = 9,853,468,644.34
  5. Step 5: Solve for x
    x = 9,853,468,644.34/118,641.24
  6. Step 6: Final answer
    x = 83,052.64

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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.