Home / 160,976.48-241,432.80-80,993.12

Finding the Fourth Proportional to 160,976.48, 241,432.80 and 80,993.12

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Solution

The fourth proportional to 160,976.48, 241,432.80 and 80,993.12 is: 121,473.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,976.48 : 241,432.80 = 80,993.12 : x
  2. Step 2: Convert to fraction form
    160,976.48/241,432.80 = 80,993.12/x
  3. Step 3: Cross multiply
    160,976.48x = 241,432.80 × 80,993.12
  4. Step 4: Simplify right side
    160,976.48x = 19,554,395,742.34
  5. Step 5: Solve for x
    x = 19,554,395,742.34/160,976.48
  6. Step 6: Final answer
    x = 121,473.62

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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.