Home / 264,397.05-364,874.28-143,543.43

Finding the Fourth Proportional to 264,397.05, 364,874.28 and 143,543.43

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Solution

The fourth proportional to 264,397.05, 364,874.28 and 143,543.43 is: 198,093.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    264,397.05 : 364,874.28 = 143,543.43 : x
  2. Step 2: Convert to fraction form
    264,397.05/364,874.28 = 143,543.43/x
  3. Step 3: Cross multiply
    264,397.05x = 364,874.28 × 143,543.43
  4. Step 4: Simplify right side
    264,397.05x = 52,375,304,952.26
  5. Step 5: Solve for x
    x = 52,375,304,952.26/264,397.05
  6. Step 6: Final answer
    x = 198,093.38

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.