Home / 198,849.83-298,275.36-49,090.13

Finding the Fourth Proportional to 198,849.83, 298,275.36 and 49,090.13

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Solution

The fourth proportional to 198,849.83, 298,275.36 and 49,090.13 is: 73,635.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,849.83 : 298,275.36 = 49,090.13 : x
  2. Step 2: Convert to fraction form
    198,849.83/298,275.36 = 49,090.13/x
  3. Step 3: Cross multiply
    198,849.83x = 298,275.36 × 49,090.13
  4. Step 4: Simplify right side
    198,849.83x = 14,642,377,437.90
  5. Step 5: Solve for x
    x = 14,642,377,437.90/198,849.83
  6. Step 6: Final answer
    x = 73,635.35

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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.