Home / 198,491.24-297,748-63,567.20

Finding the Fourth Proportional to 198,491.24, 297,748 and 63,567.20

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Solution

The fourth proportional to 198,491.24, 297,748 and 63,567.20 is: 95,354.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,491.24 : 297,748 = 63,567.20 : x
  2. Step 2: Convert to fraction form
    198,491.24/297,748 = 63,567.20/x
  3. Step 3: Cross multiply
    198,491.24x = 297,748 × 63,567.20
  4. Step 4: Simplify right side
    198,491.24x = 18,927,006,665.60
  5. Step 5: Solve for x
    x = 18,927,006,665.60/198,491.24
  6. Step 6: Final answer
    x = 95,354.37

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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.