Home / 48,754.05-67,311.86-39,822.99

Finding the Fourth Proportional to 48,754.05, 67,311.86 and 39,822.99

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Solution

The fourth proportional to 48,754.05, 67,311.86 and 39,822.99 is: 54,981.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,754.05 : 67,311.86 = 39,822.99 : x
  2. Step 2: Convert to fraction form
    48,754.05/67,311.86 = 39,822.99/x
  3. Step 3: Cross multiply
    48,754.05x = 67,311.86 × 39,822.99
  4. Step 4: Simplify right side
    48,754.05x = 2,680,559,328.55
  5. Step 5: Solve for x
    x = 2,680,559,328.55/48,754.05
  6. Step 6: Final answer
    x = 54,981.26

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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.