Home / 67,993.23-93,825.16-39,314.73

Finding the Fourth Proportional to 67,993.23, 93,825.16 and 39,314.73

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Solution

The fourth proportional to 67,993.23, 93,825.16 and 39,314.73 is: 54,251.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,993.23 : 93,825.16 = 39,314.73 : x
  2. Step 2: Convert to fraction form
    67,993.23/93,825.16 = 39,314.73/x
  3. Step 3: Cross multiply
    67,993.23x = 93,825.16 × 39,314.73
  4. Step 4: Simplify right side
    67,993.23x = 3,688,710,832.61
  5. Step 5: Solve for x
    x = 3,688,710,832.61/67,993.23
  6. Step 6: Final answer
    x = 54,251.15

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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.