Home / 170,446.56-235,217.04-98,868.96

Finding the Fourth Proportional to 170,446.56, 235,217.04 and 98,868.96

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Solution

The fourth proportional to 170,446.56, 235,217.04 and 98,868.96 is: 136,439.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,446.56 : 235,217.04 = 98,868.96 : x
  2. Step 2: Convert to fraction form
    170,446.56/235,217.04 = 98,868.96/x
  3. Step 3: Cross multiply
    170,446.56x = 235,217.04 × 98,868.96
  4. Step 4: Simplify right side
    170,446.56x = 23,255,664,119.08
  5. Step 5: Solve for x
    x = 23,255,664,119.08/170,446.56
  6. Step 6: Final answer
    x = 136,439.62

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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.