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Finding the Fourth Proportional to 67,645.54, 93,377.01 and 60,559.66

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Solution

The fourth proportional to 67,645.54, 93,377.01 and 60,559.66 is: 83,595.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,645.54 : 93,377.01 = 60,559.66 : x
  2. Step 2: Convert to fraction form
    67,645.54/93,377.01 = 60,559.66/x
  3. Step 3: Cross multiply
    67,645.54x = 93,377.01 × 60,559.66
  4. Step 4: Simplify right side
    67,645.54x = 5,654,879,977.42
  5. Step 5: Solve for x
    x = 5,654,879,977.42/67,645.54
  6. Step 6: Final answer
    x = 83,595.75

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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.