Home / 251,230.55-346,757.76-143,862.21

Finding the Fourth Proportional to 251,230.55, 346,757.76 and 143,862.21

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Solution

The fourth proportional to 251,230.55, 346,757.76 and 143,862.21 is: 198,563.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,230.55 : 346,757.76 = 143,862.21 : x
  2. Step 2: Convert to fraction form
    251,230.55/346,757.76 = 143,862.21/x
  3. Step 3: Cross multiply
    251,230.55x = 346,757.76 × 143,862.21
  4. Step 4: Simplify right side
    251,230.55x = 49,885,337,688.25
  5. Step 5: Solve for x
    x = 49,885,337,688.25/251,230.55
  6. Step 6: Final answer
    x = 198,563.98

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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.