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Finding the Fourth Proportional to 243,744.72, 365,579.28 and 94,055.28

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Solution

The fourth proportional to 243,744.72, 365,579.28 and 94,055.28 is: 141,068.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    243,744.72 : 365,579.28 = 94,055.28 : x
  2. Step 2: Convert to fraction form
    243,744.72/365,579.28 = 94,055.28/x
  3. Step 3: Cross multiply
    243,744.72x = 365,579.28 × 94,055.28
  4. Step 4: Simplify right side
    243,744.72x = 34,384,661,542.60
  5. Step 5: Solve for x
    x = 34,384,661,542.60/243,744.72
  6. Step 6: Final answer
    x = 141,068.33

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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.