Home / 235,621.80-353,432.70-160,972.20

Finding the Fourth Proportional to 235,621.80, 353,432.70 and 160,972.20

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Solution

The fourth proportional to 235,621.80, 353,432.70 and 160,972.20 is: 241,458.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,621.80 : 353,432.70 = 160,972.20 : x
  2. Step 2: Convert to fraction form
    235,621.80/353,432.70 = 160,972.20/x
  3. Step 3: Cross multiply
    235,621.80x = 353,432.70 × 160,972.20
  4. Step 4: Simplify right side
    235,621.80x = 56,892,839,270.94
  5. Step 5: Solve for x
    x = 56,892,839,270.94/235,621.80
  6. Step 6: Final answer
    x = 241,458.30

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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.