Home / 68,458.29-94,463.12-38,239.77

Finding the Fourth Proportional to 68,458.29, 94,463.12 and 38,239.77

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Solution

The fourth proportional to 68,458.29, 94,463.12 and 38,239.77 is: 52,765.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,458.29 : 94,463.12 = 38,239.77 : x
  2. Step 2: Convert to fraction form
    68,458.29/94,463.12 = 38,239.77/x
  3. Step 3: Cross multiply
    68,458.29x = 94,463.12 × 38,239.77
  4. Step 4: Simplify right side
    68,458.29x = 3,612,247,791.08
  5. Step 5: Solve for x
    x = 3,612,247,791.08/68,458.29
  6. Step 6: Final answer
    x = 52,765.67

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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.