Home / 142,835.76-214,234.92-37,663.02

Finding the Fourth Proportional to 142,835.76, 214,234.92 and 37,663.02

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Solution

The fourth proportional to 142,835.76, 214,234.92 and 37,663.02 is: 56,489.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    142,835.76 : 214,234.92 = 37,663.02 : x
  2. Step 2: Convert to fraction form
    142,835.76/214,234.92 = 37,663.02/x
  3. Step 3: Cross multiply
    142,835.76x = 214,234.92 × 37,663.02
  4. Step 4: Simplify right side
    142,835.76x = 8,068,734,076.66
  5. Step 5: Solve for x
    x = 8,068,734,076.66/142,835.76
  6. Step 6: Final answer
    x = 56,489.59

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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.