Home / 88,876.12-122,649.28-48,590.34

Finding the Fourth Proportional to 88,876.12, 122,649.28 and 48,590.34

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Solution

The fourth proportional to 88,876.12, 122,649.28 and 48,590.34 is: 67,054.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,876.12 : 122,649.28 = 48,590.34 : x
  2. Step 2: Convert to fraction form
    88,876.12/122,649.28 = 48,590.34/x
  3. Step 3: Cross multiply
    88,876.12x = 122,649.28 × 48,590.34
  4. Step 4: Simplify right side
    88,876.12x = 5,959,570,215.96
  5. Step 5: Solve for x
    x = 5,959,570,215.96/88,876.12
  6. Step 6: Final answer
    x = 67,054.80

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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.