Home / 198,598.23-297,881.15-65,476.35

Finding the Fourth Proportional to 198,598.23, 297,881.15 and 65,476.35

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Solution

The fourth proportional to 198,598.23, 297,881.15 and 65,476.35 is: 98,209.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,598.23 : 297,881.15 = 65,476.35 : x
  2. Step 2: Convert to fraction form
    198,598.23/297,881.15 = 65,476.35/x
  3. Step 3: Cross multiply
    198,598.23x = 297,881.15 × 65,476.35
  4. Step 4: Simplify right side
    198,598.23x = 19,504,170,108.42
  5. Step 5: Solve for x
    x = 19,504,170,108.42/198,598.23
  6. Step 6: Final answer
    x = 98,209.18

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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.