Home / 104,212.75-143,806.92-58,276.18

Finding the Fourth Proportional to 104,212.75, 143,806.92 and 58,276.18

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Solution

The fourth proportional to 104,212.75, 143,806.92 and 58,276.18 is: 80,417.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,212.75 : 143,806.92 = 58,276.18 : x
  2. Step 2: Convert to fraction form
    104,212.75/143,806.92 = 58,276.18/x
  3. Step 3: Cross multiply
    104,212.75x = 143,806.92 × 58,276.18
  4. Step 4: Simplify right side
    104,212.75x = 8,380,517,955.17
  5. Step 5: Solve for x
    x = 8,380,517,955.17/104,212.75
  6. Step 6: Final answer
    x = 80,417.40

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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.