Home / 104,141.71-143,608.05-89,084.22

Finding the Fourth Proportional to 104,141.71, 143,608.05 and 89,084.22

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Solution

The fourth proportional to 104,141.71, 143,608.05 and 89,084.22 is: 122,844.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,141.71 : 143,608.05 = 89,084.22 : x
  2. Step 2: Convert to fraction form
    104,141.71/143,608.05 = 89,084.22/x
  3. Step 3: Cross multiply
    104,141.71x = 143,608.05 × 89,084.22
  4. Step 4: Simplify right side
    104,141.71x = 12,793,211,119.97
  5. Step 5: Solve for x
    x = 12,793,211,119.97/104,141.71
  6. Step 6: Final answer
    x = 122,844.26

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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.