Home / 194,148.65-268,007.81-130,523.36

Finding the Fourth Proportional to 194,148.65, 268,007.81 and 130,523.36

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Solution

The fourth proportional to 194,148.65, 268,007.81 and 130,523.36 is: 180,177.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,148.65 : 268,007.81 = 130,523.36 : x
  2. Step 2: Convert to fraction form
    194,148.65/268,007.81 = 130,523.36/x
  3. Step 3: Cross multiply
    194,148.65x = 268,007.81 × 130,523.36
  4. Step 4: Simplify right side
    194,148.65x = 34,981,277,874.79
  5. Step 5: Solve for x
    x = 34,981,277,874.79/194,148.65
  6. Step 6: Final answer
    x = 180,177.80

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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.