Home / 233,844.32-322,628.64-143,105.66

Finding the Fourth Proportional to 233,844.32, 322,628.64 and 143,105.66

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Solution

The fourth proportional to 233,844.32, 322,628.64 and 143,105.66 is: 197,438.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    233,844.32 : 322,628.64 = 143,105.66 : x
  2. Step 2: Convert to fraction form
    233,844.32/322,628.64 = 143,105.66/x
  3. Step 3: Cross multiply
    233,844.32x = 322,628.64 × 143,105.66
  4. Step 4: Simplify right side
    233,844.32x = 46,169,984,462.10
  5. Step 5: Solve for x
    x = 46,169,984,462.10/233,844.32
  6. Step 6: Final answer
    x = 197,438.98

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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.