Home / 260,659.12-359,709.36-141,427.12

Finding the Fourth Proportional to 260,659.12, 359,709.36 and 141,427.12

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Solution

The fourth proportional to 260,659.12, 359,709.36 and 141,427.12 is: 195,169.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    260,659.12 : 359,709.36 = 141,427.12 : x
  2. Step 2: Convert to fraction form
    260,659.12/359,709.36 = 141,427.12/x
  3. Step 3: Cross multiply
    260,659.12x = 359,709.36 × 141,427.12
  4. Step 4: Simplify right side
    260,659.12x = 50,872,658,821.84
  5. Step 5: Solve for x
    x = 50,872,658,821.84/260,659.12
  6. Step 6: Final answer
    x = 195,169.30

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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.