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Finding the Fourth Proportional to 243,981.82, 365,719.01 and 94,324.90

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Solution

The fourth proportional to 243,981.82, 365,719.01 and 94,324.90 is: 141,389.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    243,981.82 : 365,719.01 = 94,324.90 : x
  2. Step 2: Convert to fraction form
    243,981.82/365,719.01 = 94,324.90/x
  3. Step 3: Cross multiply
    243,981.82x = 365,719.01 × 94,324.90
  4. Step 4: Simplify right side
    243,981.82x = 34,496,410,417.80
  5. Step 5: Solve for x
    x = 34,496,410,417.80/243,981.82
  6. Step 6: Final answer
    x = 141,389.26

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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.