Home / 89,223.66-123,127.93-48,936.69

Finding the Fourth Proportional to 89,223.66, 123,127.93 and 48,936.69

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Solution

The fourth proportional to 89,223.66, 123,127.93 and 48,936.69 is: 67,532.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,223.66 : 123,127.93 = 48,936.69 : x
  2. Step 2: Convert to fraction form
    89,223.66/123,127.93 = 48,936.69/x
  3. Step 3: Cross multiply
    89,223.66x = 123,127.93 × 48,936.69
  4. Step 4: Simplify right side
    89,223.66x = 6,025,473,401.92
  5. Step 5: Solve for x
    x = 6,025,473,401.92/89,223.66
  6. Step 6: Final answer
    x = 67,532.24

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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.