Home / 90,494.54-124,888.37-52,255.70

Finding the Fourth Proportional to 90,494.54, 124,888.37 and 52,255.70

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Solution

The fourth proportional to 90,494.54, 124,888.37 and 52,255.70 is: 72,116.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,494.54 : 124,888.37 = 52,255.70 : x
  2. Step 2: Convert to fraction form
    90,494.54/124,888.37 = 52,255.70/x
  3. Step 3: Cross multiply
    90,494.54x = 124,888.37 × 52,255.70
  4. Step 4: Simplify right side
    90,494.54x = 6,526,128,310.49
  5. Step 5: Solve for x
    x = 6,526,128,310.49/90,494.54
  6. Step 6: Final answer
    x = 72,116.27

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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.