Home / 448,149.12-671,995.04-148,523.04

Finding the Fourth Proportional to 448,149.12, 671,995.04 and 148,523.04

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Solution

The fourth proportional to 448,149.12, 671,995.04 and 148,523.04 is: 222,708.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    448,149.12 : 671,995.04 = 148,523.04 : x
  2. Step 2: Convert to fraction form
    448,149.12/671,995.04 = 148,523.04/x
  3. Step 3: Cross multiply
    448,149.12x = 671,995.04 × 148,523.04
  4. Step 4: Simplify right side
    448,149.12x = 99,806,746,205.72
  5. Step 5: Solve for x
    x = 99,806,746,205.72/448,149.12
  6. Step 6: Final answer
    x = 222,708.79

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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.