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Finding the Fourth Proportional to 233,392.50, 322,062.48 and 131,385.38

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Solution

The fourth proportional to 233,392.50, 322,062.48 and 131,385.38 is: 181,301.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    233,392.50 : 322,062.48 = 131,385.38 : x
  2. Step 2: Convert to fraction form
    233,392.50/322,062.48 = 131,385.38/x
  3. Step 3: Cross multiply
    233,392.50x = 322,062.48 × 131,385.38
  4. Step 4: Simplify right side
    233,392.50x = 42,314,299,708.23
  5. Step 5: Solve for x
    x = 42,314,299,708.23/233,392.50
  6. Step 6: Final answer
    x = 181,301.03

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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.