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Finding the Fourth Proportional to 80,065.48, 120,058.53 and 46,793.92

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Solution

The fourth proportional to 80,065.48, 120,058.53 and 46,793.92 is: 70,167.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,065.48 : 120,058.53 = 46,793.92 : x
  2. Step 2: Convert to fraction form
    80,065.48/120,058.53 = 46,793.92/x
  3. Step 3: Cross multiply
    80,065.48x = 120,058.53 × 46,793.92
  4. Step 4: Simplify right side
    80,065.48x = 5,618,009,248.14
  5. Step 5: Solve for x
    x = 5,618,009,248.14/80,065.48
  6. Step 6: Final answer
    x = 70,167.68

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1.5x scale

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.