Home / 160,979.80-241,469.70-145,946.20

Finding the Fourth Proportional to 160,979.80, 241,469.70 and 145,946.20

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Solution

The fourth proportional to 160,979.80, 241,469.70 and 145,946.20 is: 218,919.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,979.80 : 241,469.70 = 145,946.20 : x
  2. Step 2: Convert to fraction form
    160,979.80/241,469.70 = 145,946.20/x
  3. Step 3: Cross multiply
    160,979.80x = 241,469.70 × 145,946.20
  4. Step 4: Simplify right side
    160,979.80x = 35,241,585,130.14
  5. Step 5: Solve for x
    x = 35,241,585,130.14/160,979.80
  6. Step 6: Final answer
    x = 218,919.30

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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.