Home / 96,617.38-133,270.64-69,799.30

Finding the Fourth Proportional to 96,617.38, 133,270.64 and 69,799.30

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Solution

The fourth proportional to 96,617.38, 133,270.64 and 69,799.30 is: 96,278.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,617.38 : 133,270.64 = 69,799.30 : x
  2. Step 2: Convert to fraction form
    96,617.38/133,270.64 = 69,799.30/x
  3. Step 3: Cross multiply
    96,617.38x = 133,270.64 × 69,799.30
  4. Step 4: Simplify right side
    96,617.38x = 9,302,197,382.55
  5. Step 5: Solve for x
    x = 9,302,197,382.55/96,617.38
  6. Step 6: Final answer
    x = 96,278.72

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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.