Home / 141,331.46-195,026.00-80,888.31

Finding the Fourth Proportional to 141,331.46, 195,026.00 and 80,888.31

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Solution

The fourth proportional to 141,331.46, 195,026.00 and 80,888.31 is: 111,619.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,331.46 : 195,026.00 = 80,888.31 : x
  2. Step 2: Convert to fraction form
    141,331.46/195,026.00 = 80,888.31/x
  3. Step 3: Cross multiply
    141,331.46x = 195,026.00 × 80,888.31
  4. Step 4: Simplify right side
    141,331.46x = 15,775,323,141.62
  5. Step 5: Solve for x
    x = 15,775,323,141.62/141,331.46
  6. Step 6: Final answer
    x = 111,619.34

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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.