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Finding the Fourth Proportional to 67,885.29, 93,744.74 and 43,728.26

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Solution

The fourth proportional to 67,885.29, 93,744.74 and 43,728.26 is: 60,385.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,885.29 : 93,744.74 = 43,728.26 : x
  2. Step 2: Convert to fraction form
    67,885.29/93,744.74 = 43,728.26/x
  3. Step 3: Cross multiply
    67,885.29x = 93,744.74 × 43,728.26
  4. Step 4: Simplify right side
    67,885.29x = 4,099,294,004.95
  5. Step 5: Solve for x
    x = 4,099,294,004.95/67,885.29
  6. Step 6: Final answer
    x = 60,385.60

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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.