Home / 104,275.60-143,983.16-96,314.96

Finding the Fourth Proportional to 104,275.60, 143,983.16 and 96,314.96

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Solution

The fourth proportional to 104,275.60, 143,983.16 and 96,314.96 is: 132,991.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,275.60 : 143,983.16 = 96,314.96 : x
  2. Step 2: Convert to fraction form
    104,275.60/143,983.16 = 96,314.96/x
  3. Step 3: Cross multiply
    104,275.60x = 143,983.16 × 96,314.96
  4. Step 4: Simplify right side
    104,275.60x = 13,867,732,296.07
  5. Step 5: Solve for x
    x = 13,867,732,296.07/104,275.60
  6. Step 6: Final answer
    x = 132,991.15

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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.