Home / 68,555.17-94,513.11-48,109.42

Finding the Fourth Proportional to 68,555.17, 94,513.11 and 48,109.42

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Solution

The fourth proportional to 68,555.17, 94,513.11 and 48,109.42 is: 66,325.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,555.17 : 94,513.11 = 48,109.42 : x
  2. Step 2: Convert to fraction form
    68,555.17/94,513.11 = 48,109.42/x
  3. Step 3: Cross multiply
    68,555.17x = 94,513.11 × 48,109.42
  4. Step 4: Simplify right side
    68,555.17x = 4,546,970,904.50
  5. Step 5: Solve for x
    x = 4,546,970,904.50/68,555.17
  6. Step 6: Final answer
    x = 66,325.72

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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.