Home / 198,341.13-297,521.26-65,218.44

Finding the Fourth Proportional to 198,341.13, 297,521.26 and 65,218.44

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Solution

The fourth proportional to 198,341.13, 297,521.26 and 65,218.44 is: 97,830.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,341.13 : 297,521.26 = 65,218.44 : x
  2. Step 2: Convert to fraction form
    198,341.13/297,521.26 = 65,218.44/x
  3. Step 3: Cross multiply
    198,341.13x = 297,521.26 × 65,218.44
  4. Step 4: Simplify right side
    198,341.13x = 19,403,872,444.03
  5. Step 5: Solve for x
    x = 19,403,872,444.03/198,341.13
  6. Step 6: Final answer
    x = 97,830.81

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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.