Home / 260,724.98-359,805.57-170,138.90

Finding the Fourth Proportional to 260,724.98, 359,805.57 and 170,138.90

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Solution

The fourth proportional to 260,724.98, 359,805.57 and 170,138.90 is: 234,795.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    260,724.98 : 359,805.57 = 170,138.90 : x
  2. Step 2: Convert to fraction form
    260,724.98/359,805.57 = 170,138.90/x
  3. Step 3: Cross multiply
    260,724.98x = 359,805.57 × 170,138.90
  4. Step 4: Simplify right side
    260,724.98x = 61,216,923,893.67
  5. Step 5: Solve for x
    x = 61,216,923,893.67/260,724.98
  6. Step 6: Final answer
    x = 234,795.01

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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.