Home / 68,364.24-94,333.20-38,146.08

Finding the Fourth Proportional to 68,364.24, 94,333.20 and 38,146.08

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Solution

The fourth proportional to 68,364.24, 94,333.20 and 38,146.08 is: 52,636.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,364.24 : 94,333.20 = 38,146.08 : x
  2. Step 2: Convert to fraction form
    68,364.24/94,333.20 = 38,146.08/x
  3. Step 3: Cross multiply
    68,364.24x = 94,333.20 × 38,146.08
  4. Step 4: Simplify right side
    68,364.24x = 3,598,441,793.86
  5. Step 5: Solve for x
    x = 3,598,441,793.86/68,364.24
  6. Step 6: Final answer
    x = 52,636.32

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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.