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Finding the Fourth Proportional to 253,832.22, 350,129.70 and 163,306.08

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Solution

The fourth proportional to 253,832.22, 350,129.70 and 163,306.08 is: 225,260.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    253,832.22 : 350,129.70 = 163,306.08 : x
  2. Step 2: Convert to fraction form
    253,832.22/350,129.70 = 163,306.08/x
  3. Step 3: Cross multiply
    253,832.22x = 350,129.70 × 163,306.08
  4. Step 4: Simplify right side
    253,832.22x = 57,178,308,798.58
  5. Step 5: Solve for x
    x = 57,178,308,798.58/253,832.22
  6. Step 6: Final answer
    x = 225,260.25

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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.