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Finding the Fourth Proportional to 239,316.32, 330,292.99 and 181,862.01

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Solution

The fourth proportional to 239,316.32, 330,292.99 and 181,862.01 is: 250,997.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,316.32 : 330,292.99 = 181,862.01 : x
  2. Step 2: Convert to fraction form
    239,316.32/330,292.99 = 181,862.01/x
  3. Step 3: Cross multiply
    239,316.32x = 330,292.99 × 181,862.01
  4. Step 4: Simplify right side
    239,316.32x = 60,067,747,277.64
  5. Step 5: Solve for x
    x = 60,067,747,277.64/239,316.32
  6. Step 6: Final answer
    x = 250,997.29

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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.