Home / 151,217.10-226,816.47-66,952.62

Finding the Fourth Proportional to 151,217.10, 226,816.47 and 66,952.62

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Solution

The fourth proportional to 151,217.10, 226,816.47 and 66,952.62 is: 100,424.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,217.10 : 226,816.47 = 66,952.62 : x
  2. Step 2: Convert to fraction form
    151,217.10/226,816.47 = 66,952.62/x
  3. Step 3: Cross multiply
    151,217.10x = 226,816.47 × 66,952.62
  4. Step 4: Simplify right side
    151,217.10x = 15,185,956,925.65
  5. Step 5: Solve for x
    x = 15,185,956,925.65/151,217.10
  6. Step 6: Final answer
    x = 100,424.87

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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.