Home / 243,396.11-335,904.82-140,061.98

Finding the Fourth Proportional to 243,396.11, 335,904.82 and 140,061.98

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Solution

The fourth proportional to 243,396.11, 335,904.82 and 140,061.98 is: 193,296.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    243,396.11 : 335,904.82 = 140,061.98 : x
  2. Step 2: Convert to fraction form
    243,396.11/335,904.82 = 140,061.98/x
  3. Step 3: Cross multiply
    243,396.11x = 335,904.82 × 140,061.98
  4. Step 4: Simplify right side
    243,396.11x = 47,047,494,670.35
  5. Step 5: Solve for x
    x = 47,047,494,670.35/243,396.11
  6. Step 6: Final answer
    x = 193,296.00

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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.