Home / 67,317.75-92,892.96-38,646.18

Finding the Fourth Proportional to 67,317.75, 92,892.96 and 38,646.18

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Solution

The fourth proportional to 67,317.75, 92,892.96 and 38,646.18 is: 53,328.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,317.75 : 92,892.96 = 38,646.18 : x
  2. Step 2: Convert to fraction form
    67,317.75/92,892.96 = 38,646.18/x
  3. Step 3: Cross multiply
    67,317.75x = 92,892.96 × 38,646.18
  4. Step 4: Simplify right side
    67,317.75x = 3,589,958,052.89
  5. Step 5: Solve for x
    x = 3,589,958,052.89/67,317.75
  6. Step 6: Final answer
    x = 53,328.55

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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.