Home / 330,140.16-495,243.04-119,794.48

Finding the Fourth Proportional to 330,140.16, 495,243.04 and 119,794.48

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Solution

The fourth proportional to 330,140.16, 495,243.04 and 119,794.48 is: 179,703.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    330,140.16 : 495,243.04 = 119,794.48 : x
  2. Step 2: Convert to fraction form
    330,140.16/495,243.04 = 119,794.48/x
  3. Step 3: Cross multiply
    330,140.16x = 495,243.04 × 119,794.48
  4. Step 4: Simplify right side
    330,140.16x = 59,327,382,450.42
  5. Step 5: Solve for x
    x = 59,327,382,450.42/330,140.16
  6. Step 6: Final answer
    x = 179,703.62

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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.