Home / 88,917.38-122,706.18-48,631.34

Finding the Fourth Proportional to 88,917.38, 122,706.18 and 48,631.34

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Solution

The fourth proportional to 88,917.38, 122,706.18 and 48,631.34 is: 67,111.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,917.38 : 122,706.18 = 48,631.34 : x
  2. Step 2: Convert to fraction form
    88,917.38/122,706.18 = 48,631.34/x
  3. Step 3: Cross multiply
    88,917.38x = 122,706.18 × 48,631.34
  4. Step 4: Simplify right side
    88,917.38x = 5,967,365,959.68
  5. Step 5: Solve for x
    x = 5,967,365,959.68/88,917.38
  6. Step 6: Final answer
    x = 67,111.36

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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.