Home / 89,127.26-122,990.28-48,833

Finding the Fourth Proportional to 89,127.26, 122,990.28 and 48,833

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Solution

The fourth proportional to 89,127.26, 122,990.28 and 48,833 is: 67,386.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,127.26 : 122,990.28 = 48,833 : x
  2. Step 2: Convert to fraction form
    89,127.26/122,990.28 = 48,833/x
  3. Step 3: Cross multiply
    89,127.26x = 122,990.28 × 48,833
  4. Step 4: Simplify right side
    89,127.26x = 6,005,984,343.24
  5. Step 5: Solve for x
    x = 6,005,984,343.24/89,127.26
  6. Step 6: Final answer
    x = 67,386.61

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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.