Home / 90,319.95-124,616.07-52,076.49

Finding the Fourth Proportional to 90,319.95, 124,616.07 and 52,076.49

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Solution

The fourth proportional to 90,319.95, 124,616.07 and 52,076.49 is: 71,850.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,319.95 : 124,616.07 = 52,076.49 : x
  2. Step 2: Convert to fraction form
    90,319.95/124,616.07 = 52,076.49/x
  3. Step 3: Cross multiply
    90,319.95x = 124,616.07 × 52,076.49
  4. Step 4: Simplify right side
    90,319.95x = 6,489,567,523.19
  5. Step 5: Solve for x
    x = 6,489,567,523.19/90,319.95
  6. Step 6: Final answer
    x = 71,850.88

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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.