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Finding the Fourth Proportional to 144,351.56, 216,513.38 and 44,484.93

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Solution

The fourth proportional to 144,351.56, 216,513.38 and 44,484.93 is: 66,723.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,351.56 : 216,513.38 = 44,484.93 : x
  2. Step 2: Convert to fraction form
    144,351.56/216,513.38 = 44,484.93/x
  3. Step 3: Cross multiply
    144,351.56x = 216,513.38 × 44,484.93
  4. Step 4: Simplify right side
    144,351.56x = 9,631,582,330.94
  5. Step 5: Solve for x
    x = 9,631,582,330.94/144,351.56
  6. Step 6: Final answer
    x = 66,723.09

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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.