Home / 264,780.90-365,398.10-143,921.85

Finding the Fourth Proportional to 264,780.90, 365,398.10 and 143,921.85

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Solution

The fourth proportional to 264,780.90, 365,398.10 and 143,921.85 is: 198,612.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    264,780.90 : 365,398.10 = 143,921.85 : x
  2. Step 2: Convert to fraction form
    264,780.90/365,398.10 = 143,921.85/x
  3. Step 3: Cross multiply
    264,780.90x = 365,398.10 × 143,921.85
  4. Step 4: Simplify right side
    264,780.90x = 52,588,770,538.49
  5. Step 5: Solve for x
    x = 52,588,770,538.49/264,780.90
  6. Step 6: Final answer
    x = 198,612.40

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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.