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Finding the Fourth Proportional to 95,751.33, 143,754.26 and 81,801.02

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Solution

The fourth proportional to 95,751.33, 143,754.26 and 81,801.02 is: 122,810.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,751.33 : 143,754.26 = 81,801.02 : x
  2. Step 2: Convert to fraction form
    95,751.33/143,754.26 = 81,801.02/x
  3. Step 3: Cross multiply
    95,751.33x = 143,754.26 × 81,801.02
  4. Step 4: Simplify right side
    95,751.33x = 11,759,243,969.57
  5. Step 5: Solve for x
    x = 11,759,243,969.57/95,751.33
  6. Step 6: Final answer
    x = 122,810.24

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.