Home / 240,066.86-331,295.72-132,639.35

Finding the Fourth Proportional to 240,066.86, 331,295.72 and 132,639.35

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Solution

The fourth proportional to 240,066.86, 331,295.72 and 132,639.35 is: 183,044.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,066.86 : 331,295.72 = 132,639.35 : x
  2. Step 2: Convert to fraction form
    240,066.86/331,295.72 = 132,639.35/x
  3. Step 3: Cross multiply
    240,066.86x = 331,295.72 × 132,639.35
  4. Step 4: Simplify right side
    240,066.86x = 43,942,846,638.91
  5. Step 5: Solve for x
    x = 43,942,846,638.91/240,066.86
  6. Step 6: Final answer
    x = 183,044.21

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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.