Home / 88,077.71-121,546.88-52,297.18

Finding the Fourth Proportional to 88,077.71, 121,546.88 and 52,297.18

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Solution

The fourth proportional to 88,077.71, 121,546.88 and 52,297.18 is: 72,169.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,077.71 : 121,546.88 = 52,297.18 : x
  2. Step 2: Convert to fraction form
    88,077.71/121,546.88 = 52,297.18/x
  3. Step 3: Cross multiply
    88,077.71x = 121,546.88 × 52,297.18
  4. Step 4: Simplify right side
    88,077.71x = 6,356,558,692.56
  5. Step 5: Solve for x
    x = 6,356,558,692.56/88,077.71
  6. Step 6: Final answer
    x = 72,169.89

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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.