Home / 160,891.12-241,337.48-66,172.96

Finding the Fourth Proportional to 160,891.12, 241,337.48 and 66,172.96

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Solution

The fourth proportional to 160,891.12, 241,337.48 and 66,172.96 is: 99,259.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,891.12 : 241,337.48 = 66,172.96 : x
  2. Step 2: Convert to fraction form
    160,891.12/241,337.48 = 66,172.96/x
  3. Step 3: Cross multiply
    160,891.12x = 241,337.48 × 66,172.96
  4. Step 4: Simplify right side
    160,891.12x = 15,970,015,410.54
  5. Step 5: Solve for x
    x = 15,970,015,410.54/160,891.12
  6. Step 6: Final answer
    x = 99,259.77

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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.