Home / 76,436.31-114,537.57-32,038.86

Finding the Fourth Proportional to 76,436.31, 114,537.57 and 32,038.86

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Solution

The fourth proportional to 76,436.31, 114,537.57 and 32,038.86 is: 48,009.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,436.31 : 114,537.57 = 32,038.86 : x
  2. Step 2: Convert to fraction form
    76,436.31/114,537.57 = 32,038.86/x
  3. Step 3: Cross multiply
    76,436.31x = 114,537.57 × 32,038.86
  4. Step 4: Simplify right side
    76,436.31x = 3,669,653,169.97
  5. Step 5: Solve for x
    x = 3,669,653,169.97/76,436.31
  6. Step 6: Final answer
    x = 48,009.29

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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.