Home / 68,218.86-94,144.85-38,004.17

Finding the Fourth Proportional to 68,218.86, 94,144.85 and 38,004.17

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Solution

The fourth proportional to 68,218.86, 94,144.85 and 38,004.17 is: 52,447.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,218.86 : 94,144.85 = 38,004.17 : x
  2. Step 2: Convert to fraction form
    68,218.86/94,144.85 = 38,004.17/x
  3. Step 3: Cross multiply
    68,218.86x = 94,144.85 × 38,004.17
  4. Step 4: Simplify right side
    68,218.86x = 3,577,896,508.31
  5. Step 5: Solve for x
    x = 3,577,896,508.31/68,218.86
  6. Step 6: Final answer
    x = 52,447.32

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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.