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Finding the Fourth Proportional to 143,893.44, 215,831.03 and 44,044.16

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Solution

The fourth proportional to 143,893.44, 215,831.03 and 44,044.16 is: 66,063.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,893.44 : 215,831.03 = 44,044.16 : x
  2. Step 2: Convert to fraction form
    143,893.44/215,831.03 = 44,044.16/x
  3. Step 3: Cross multiply
    143,893.44x = 215,831.03 × 44,044.16
  4. Step 4: Simplify right side
    143,893.44x = 9,506,095,118.91
  5. Step 5: Solve for x
    x = 9,506,095,118.91/143,893.44
  6. Step 6: Final answer
    x = 66,063.44

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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.