Home / 88,436.90-122,039.74-48,149.74

Finding the Fourth Proportional to 88,436.90, 122,039.74 and 48,149.74

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Solution

The fourth proportional to 88,436.90, 122,039.74 and 48,149.74 is: 66,444.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,436.90 : 122,039.74 = 48,149.74 : x
  2. Step 2: Convert to fraction form
    88,436.90/122,039.74 = 48,149.74/x
  3. Step 3: Cross multiply
    88,436.90x = 122,039.74 × 48,149.74
  4. Step 4: Simplify right side
    88,436.90x = 5,876,181,750.67
  5. Step 5: Solve for x
    x = 5,876,181,750.67/88,436.90
  6. Step 6: Final answer
    x = 66,444.91

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1.5x scale

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.