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Finding the Fourth Proportional to 143,044.74, 214,557.59 and 58,783.08

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Solution

The fourth proportional to 143,044.74, 214,557.59 and 58,783.08 is: 88,170.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,044.74 : 214,557.59 = 58,783.08 : x
  2. Step 2: Convert to fraction form
    143,044.74/214,557.59 = 58,783.08/x
  3. Step 3: Cross multiply
    143,044.74x = 214,557.59 × 58,783.08
  4. Step 4: Simplify right side
    143,044.74x = 12,612,355,683.66
  5. Step 5: Solve for x
    x = 12,612,355,683.66/143,044.74
  6. Step 6: Final answer
    x = 88,170.71

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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.