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Finding the Fourth Proportional to 243,410.46, 365,073.57 and 65,876.01

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Solution

The fourth proportional to 243,410.46, 365,073.57 and 65,876.01 is: 98,802.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    243,410.46 : 365,073.57 = 65,876.01 : x
  2. Step 2: Convert to fraction form
    243,410.46/365,073.57 = 65,876.01/x
  3. Step 3: Cross multiply
    243,410.46x = 365,073.57 × 65,876.01
  4. Step 4: Simplify right side
    243,410.46x = 24,049,590,148.06
  5. Step 5: Solve for x
    x = 24,049,590,148.06/243,410.46
  6. Step 6: Final answer
    x = 98,802.62

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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.