Home / 239,301.48-330,238.26-131,875.37

Finding the Fourth Proportional to 239,301.48, 330,238.26 and 131,875.37

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Solution

The fourth proportional to 239,301.48, 330,238.26 and 131,875.37 is: 181,989.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,301.48 : 330,238.26 = 131,875.37 : x
  2. Step 2: Convert to fraction form
    239,301.48/330,238.26 = 131,875.37/x
  3. Step 3: Cross multiply
    239,301.48x = 330,238.26 × 131,875.37
  4. Step 4: Simplify right side
    239,301.48x = 43,550,291,074.46
  5. Step 5: Solve for x
    x = 43,550,291,074.46/239,301.48
  6. Step 6: Final answer
    x = 181,989.23

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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.