Home / 104,091.06-143,648.30-63,827.01

Finding the Fourth Proportional to 104,091.06, 143,648.30 and 63,827.01

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Solution

The fourth proportional to 104,091.06, 143,648.30 and 63,827.01 is: 88,082.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,091.06 : 143,648.30 = 63,827.01 : x
  2. Step 2: Convert to fraction form
    104,091.06/143,648.30 = 63,827.01/x
  3. Step 3: Cross multiply
    104,091.06x = 143,648.30 × 63,827.01
  4. Step 4: Simplify right side
    104,091.06x = 9,168,641,480.58
  5. Step 5: Solve for x
    x = 9,168,641,480.58/104,091.06
  6. Step 6: Final answer
    x = 88,082.89

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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.