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Finding the Fourth Proportional to 233,495.46, 322,243.58 and 131,540.94

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Solution

The fourth proportional to 233,495.46, 322,243.58 and 131,540.94 is: 181,537.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    233,495.46 : 322,243.58 = 131,540.94 : x
  2. Step 2: Convert to fraction form
    233,495.46/322,243.58 = 131,540.94/x
  3. Step 3: Cross multiply
    233,495.46x = 322,243.58 × 131,540.94
  4. Step 4: Simplify right side
    233,495.46x = 42,388,223,751.02
  5. Step 5: Solve for x
    x = 42,388,223,751.02/233,495.46
  6. Step 6: Final answer
    x = 181,537.68

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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.