Home / 175,915.76-263,250.75-109,387.22

Finding the Fourth Proportional to 175,915.76, 263,250.75 and 109,387.22

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Solution

The fourth proportional to 175,915.76, 263,250.75 and 109,387.22 is: 163,693.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,915.76 : 263,250.75 = 109,387.22 : x
  2. Step 2: Convert to fraction form
    175,915.76/263,250.75 = 109,387.22/x
  3. Step 3: Cross multiply
    175,915.76x = 263,250.75 × 109,387.22
  4. Step 4: Simplify right side
    175,915.76x = 28,796,267,705.42
  5. Step 5: Solve for x
    x = 28,796,267,705.42/175,915.76
  6. Step 6: Final answer
    x = 163,693.51

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.