Home / 151,288.27-226,866.80-51,421.65

Finding the Fourth Proportional to 151,288.27, 226,866.80 and 51,421.65

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Solution

The fourth proportional to 151,288.27, 226,866.80 and 51,421.65 is: 77,110.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,288.27 : 226,866.80 = 51,421.65 : x
  2. Step 2: Convert to fraction form
    151,288.27/226,866.80 = 51,421.65/x
  3. Step 3: Cross multiply
    151,288.27x = 226,866.80 × 51,421.65
  4. Step 4: Simplify right side
    151,288.27x = 11,665,865,595.53
  5. Step 5: Solve for x
    x = 11,665,865,595.53/151,288.27
  6. Step 6: Final answer
    x = 77,110.18

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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.