Home / 142,845.54-214,246.42-37,672.71

Finding the Fourth Proportional to 142,845.54, 214,246.42 and 37,672.71

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Solution

The fourth proportional to 142,845.54, 214,246.42 and 37,672.71 is: 56,503.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    142,845.54 : 214,246.42 = 37,672.71 : x
  2. Step 2: Convert to fraction form
    142,845.54/214,246.42 = 37,672.71/x
  3. Step 3: Cross multiply
    142,845.54x = 214,246.42 × 37,672.71
  4. Step 4: Simplify right side
    142,845.54x = 8,071,242,652.88
  5. Step 5: Solve for x
    x = 8,071,242,652.88/142,845.54
  6. Step 6: Final answer
    x = 56,503.29

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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.