Home / 159,227.08-238,643.50-139,544.04

Finding the Fourth Proportional to 159,227.08, 238,643.50 and 139,544.04

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Solution

The fourth proportional to 159,227.08, 238,643.50 and 139,544.04 is: 209,143.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,227.08 : 238,643.50 = 139,544.04 : x
  2. Step 2: Convert to fraction form
    159,227.08/238,643.50 = 139,544.04/x
  3. Step 3: Cross multiply
    159,227.08x = 238,643.50 × 139,544.04
  4. Step 4: Simplify right side
    159,227.08x = 33,301,278,109.74
  5. Step 5: Solve for x
    x = 33,301,278,109.74/159,227.08
  6. Step 6: Final answer
    x = 209,143.31

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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.