Home / 239,319.18-330,262.65-131,893.11

Finding the Fourth Proportional to 239,319.18, 330,262.65 and 131,893.11

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Solution

The fourth proportional to 239,319.18, 330,262.65 and 131,893.11 is: 182,013.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,319.18 : 330,262.65 = 131,893.11 : x
  2. Step 2: Convert to fraction form
    239,319.18/330,262.65 = 131,893.11/x
  3. Step 3: Cross multiply
    239,319.18x = 330,262.65 × 131,893.11
  4. Step 4: Simplify right side
    239,319.18x = 43,559,368,025.34
  5. Step 5: Solve for x
    x = 43,559,368,025.34/239,319.18
  6. Step 6: Final answer
    x = 182,013.69

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.