Home / 87,236.43-120,376.71-48,988.23

Finding the Fourth Proportional to 87,236.43, 120,376.71 and 48,988.23

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Solution

The fourth proportional to 87,236.43, 120,376.71 and 48,988.23 is: 67,598.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,236.43 : 120,376.71 = 48,988.23 : x
  2. Step 2: Convert to fraction form
    87,236.43/120,376.71 = 48,988.23/x
  3. Step 3: Cross multiply
    87,236.43x = 120,376.71 × 48,988.23
  4. Step 4: Simplify right side
    87,236.43x = 5,897,041,956.12
  5. Step 5: Solve for x
    x = 5,897,041,956.12/87,236.43
  6. Step 6: Final answer
    x = 67,598.39

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.