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Finding the Fourth Proportional to 233,899.80, 322,759 and 131,941.32

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Solution

The fourth proportional to 233,899.80, 322,759 and 131,941.32 is: 182,066.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    233,899.80 : 322,759 = 131,941.32 : x
  2. Step 2: Convert to fraction form
    233,899.80/322,759 = 131,941.32/x
  3. Step 3: Cross multiply
    233,899.80x = 322,759 × 131,941.32
  4. Step 4: Simplify right side
    233,899.80x = 42,585,248,501.88
  5. Step 5: Solve for x
    x = 42,585,248,501.88/233,899.80
  6. Step 6: Final answer
    x = 182,066.20

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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.