Home / 104,082.25-143,633.38-56,335.49

Finding the Fourth Proportional to 104,082.25, 143,633.38 and 56,335.49

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Solution

The fourth proportional to 104,082.25, 143,633.38 and 56,335.49 is: 77,742.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,082.25 : 143,633.38 = 56,335.49 : x
  2. Step 2: Convert to fraction form
    104,082.25/143,633.38 = 56,335.49/x
  3. Step 3: Cross multiply
    104,082.25x = 143,633.38 × 56,335.49
  4. Step 4: Simplify right side
    104,082.25x = 8,091,656,842.66
  5. Step 5: Solve for x
    x = 8,091,656,842.66/104,082.25
  6. Step 6: Final answer
    x = 77,742.91

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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.