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Finding the Fourth Proportional to 233,260.50, 321,927.84 and 131,324.16

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Solution

The fourth proportional to 233,260.50, 321,927.84 and 131,324.16 is: 181,243.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    233,260.50 : 321,927.84 = 131,324.16 : x
  2. Step 2: Convert to fraction form
    233,260.50/321,927.84 = 131,324.16/x
  3. Step 3: Cross multiply
    233,260.50x = 321,927.84 × 131,324.16
  4. Step 4: Simplify right side
    233,260.50x = 42,276,903,168.61
  5. Step 5: Solve for x
    x = 42,276,903,168.61/233,260.50
  6. Step 6: Final answer
    x = 181,243.30

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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.