Home / 263,920.96-364,209.60-143,061.76

Finding the Fourth Proportional to 263,920.96, 364,209.60 and 143,061.76

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Solution

The fourth proportional to 263,920.96, 364,209.60 and 143,061.76 is: 197,424.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,920.96 : 364,209.60 = 143,061.76 : x
  2. Step 2: Convert to fraction form
    263,920.96/364,209.60 = 143,061.76/x
  3. Step 3: Cross multiply
    263,920.96x = 364,209.60 × 143,061.76
  4. Step 4: Simplify right side
    263,920.96x = 52,104,466,384.90
  5. Step 5: Solve for x
    x = 52,104,466,384.90/263,920.96
  6. Step 6: Final answer
    x = 197,424.51

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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.