Home / 88,853.28-122,612.80-48,559.28

Finding the Fourth Proportional to 88,853.28, 122,612.80 and 48,559.28

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Solution

The fourth proportional to 88,853.28, 122,612.80 and 48,559.28 is: 67,009.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,853.28 : 122,612.80 = 48,559.28 : x
  2. Step 2: Convert to fraction form
    88,853.28/122,612.80 = 48,559.28/x
  3. Step 3: Cross multiply
    88,853.28x = 122,612.80 × 48,559.28
  4. Step 4: Simplify right side
    88,853.28x = 5,953,989,286.78
  5. Step 5: Solve for x
    x = 5,953,989,286.78/88,853.28
  6. Step 6: Final answer
    x = 67,009.22

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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.