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Finding the Fourth Proportional to 233,598.48, 322,362.09 and 131,628.30

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Solution

The fourth proportional to 233,598.48, 322,362.09 and 131,628.30 is: 181,644.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    233,598.48 : 322,362.09 = 131,628.30 : x
  2. Step 2: Convert to fraction form
    233,598.48/322,362.09 = 131,628.30/x
  3. Step 3: Cross multiply
    233,598.48x = 322,362.09 × 131,628.30
  4. Step 4: Simplify right side
    233,598.48x = 42,431,973,891.15
  5. Step 5: Solve for x
    x = 42,431,973,891.15/233,598.48
  6. Step 6: Final answer
    x = 181,644.91

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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.