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Finding the Fourth Proportional to 79,854.48, 110,178.90 and 58,596.84

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Solution

The fourth proportional to 79,854.48, 110,178.90 and 58,596.84 is: 80,848.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,854.48 : 110,178.90 = 58,596.84 : x
  2. Step 2: Convert to fraction form
    79,854.48/110,178.90 = 58,596.84/x
  3. Step 3: Cross multiply
    79,854.48x = 110,178.90 × 58,596.84
  4. Step 4: Simplify right side
    79,854.48x = 6,456,135,374.68
  5. Step 5: Solve for x
    x = 6,456,135,374.68/79,854.48
  6. Step 6: Final answer
    x = 80,848.76

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1.5x scale

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.