Home / 226,008.18-312,007.41-159,238.26

Finding the Fourth Proportional to 226,008.18, 312,007.41 and 159,238.26

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Solution

The fourth proportional to 226,008.18, 312,007.41 and 159,238.26 is: 219,830.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,008.18 : 312,007.41 = 159,238.26 : x
  2. Step 2: Convert to fraction form
    226,008.18/312,007.41 = 159,238.26/x
  3. Step 3: Cross multiply
    226,008.18x = 312,007.41 × 159,238.26
  4. Step 4: Simplify right side
    226,008.18x = 49,683,517,075.51
  5. Step 5: Solve for x
    x = 49,683,517,075.51/226,008.18
  6. Step 6: Final answer
    x = 219,830.61

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1.5x scale

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.