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Finding the Fourth Proportional to 225,967.12, 338,952.69 and 57,487.66

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Solution

The fourth proportional to 225,967.12, 338,952.69 and 57,487.66 is: 86,232.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    225,967.12 : 338,952.69 = 57,487.66 : x
  2. Step 2: Convert to fraction form
    225,967.12/338,952.69 = 57,487.66/x
  3. Step 3: Cross multiply
    225,967.12x = 338,952.69 × 57,487.66
  4. Step 4: Simplify right side
    225,967.12x = 19,485,596,998.81
  5. Step 5: Solve for x
    x = 19,485,596,998.81/225,967.12
  6. Step 6: Final answer
    x = 86,232.00

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.