Home / 260,616.82-359,631.34-145,869.18

Finding the Fourth Proportional to 260,616.82, 359,631.34 and 145,869.18

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Solution

The fourth proportional to 260,616.82, 359,631.34 and 145,869.18 is: 201,288.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    260,616.82 : 359,631.34 = 145,869.18 : x
  2. Step 2: Convert to fraction form
    260,616.82/359,631.34 = 145,869.18/x
  3. Step 3: Cross multiply
    260,616.82x = 359,631.34 × 145,869.18
  4. Step 4: Simplify right side
    260,616.82x = 52,459,126,140.60
  5. Step 5: Solve for x
    x = 52,459,126,140.60/260,616.82
  6. Step 6: Final answer
    x = 201,288.34

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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.