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Finding the Fourth Proportional to 143,134.86, 214,702.29 and 37,962.03

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Solution

The fourth proportional to 143,134.86, 214,702.29 and 37,962.03 is: 56,943.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,134.86 : 214,702.29 = 37,962.03 : x
  2. Step 2: Convert to fraction form
    143,134.86/214,702.29 = 37,962.03/x
  3. Step 3: Cross multiply
    143,134.86x = 214,702.29 × 37,962.03
  4. Step 4: Simplify right side
    143,134.86x = 8,150,534,774.05
  5. Step 5: Solve for x
    x = 8,150,534,774.05/143,134.86
  6. Step 6: Final answer
    x = 56,943.05

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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.