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Finding the Fourth Proportional to 80,176.52, 110,655.33 and 46,178.47

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Solution

The fourth proportional to 80,176.52, 110,655.33 and 46,178.47 is: 63,733.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,176.52 : 110,655.33 = 46,178.47 : x
  2. Step 2: Convert to fraction form
    80,176.52/110,655.33 = 46,178.47/x
  3. Step 3: Cross multiply
    80,176.52x = 110,655.33 × 46,178.47
  4. Step 4: Simplify right side
    80,176.52x = 5,109,893,836.75
  5. Step 5: Solve for x
    x = 5,109,893,836.75/80,176.52
  6. Step 6: Final answer
    x = 63,733.05

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.