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Finding the Fourth Proportional to 260,241.87, 359,129.10 and 147,062.19

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Solution

The fourth proportional to 260,241.87, 359,129.10 and 147,062.19 is: 202,943.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    260,241.87 : 359,129.10 = 147,062.19 : x
  2. Step 2: Convert to fraction form
    260,241.87/359,129.10 = 147,062.19/x
  3. Step 3: Cross multiply
    260,241.87x = 359,129.10 × 147,062.19
  4. Step 4: Simplify right side
    260,241.87x = 52,814,311,938.73
  5. Step 5: Solve for x
    x = 52,814,311,938.73/260,241.87
  6. Step 6: Final answer
    x = 202,943.18

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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.