Home / 88,434.85-122,039.36-48,148.54

Finding the Fourth Proportional to 88,434.85, 122,039.36 and 48,148.54

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Solution

The fourth proportional to 88,434.85, 122,039.36 and 48,148.54 is: 66,444.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,434.85 : 122,039.36 = 48,148.54 : x
  2. Step 2: Convert to fraction form
    88,434.85/122,039.36 = 48,148.54/x
  3. Step 3: Cross multiply
    88,434.85x = 122,039.36 × 48,148.54
  4. Step 4: Simplify right side
    88,434.85x = 5,876,017,006.53
  5. Step 5: Solve for x
    x = 5,876,017,006.53/88,434.85
  6. Step 6: Final answer
    x = 66,444.59

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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.