Home / 260,341.14-359,304.05-145,626.15

Finding the Fourth Proportional to 260,341.14, 359,304.05 and 145,626.15

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Solution

The fourth proportional to 260,341.14, 359,304.05 and 145,626.15 is: 200,982.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    260,341.14 : 359,304.05 = 145,626.15 : x
  2. Step 2: Convert to fraction form
    260,341.14/359,304.05 = 145,626.15/x
  3. Step 3: Cross multiply
    260,341.14x = 359,304.05 × 145,626.15
  4. Step 4: Simplify right side
    260,341.14x = 52,324,065,480.91
  5. Step 5: Solve for x
    x = 52,324,065,480.91/260,341.14
  6. Step 6: Final answer
    x = 200,982.70

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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.