Home / 233,943.32-322,924.52-138,449.79

Finding the Fourth Proportional to 233,943.32, 322,924.52 and 138,449.79

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Solution

The fourth proportional to 233,943.32, 322,924.52 and 138,449.79 is: 191,109.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    233,943.32 : 322,924.52 = 138,449.79 : x
  2. Step 2: Convert to fraction form
    233,943.32/322,924.52 = 138,449.79/x
  3. Step 3: Cross multiply
    233,943.32x = 322,924.52 × 138,449.79
  4. Step 4: Simplify right side
    233,943.32x = 44,708,831,287.60
  5. Step 5: Solve for x
    x = 44,708,831,287.60/233,943.32
  6. Step 6: Final answer
    x = 191,109.67

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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.