Home / 88,439.24-122,042.05-48,152.87

Finding the Fourth Proportional to 88,439.24, 122,042.05 and 48,152.87

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Solution

The fourth proportional to 88,439.24, 122,042.05 and 48,152.87 is: 66,448.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,439.24 : 122,042.05 = 48,152.87 : x
  2. Step 2: Convert to fraction form
    88,439.24/122,042.05 = 48,152.87/x
  3. Step 3: Cross multiply
    88,439.24x = 122,042.05 × 48,152.87
  4. Step 4: Simplify right side
    88,439.24x = 5,876,674,968.18
  5. Step 5: Solve for x
    x = 5,876,674,968.18/88,439.24
  6. Step 6: Final answer
    x = 66,448.73

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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.