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Finding the Fourth Proportional to 225,784.13, 338,698.87 and 59,572.13

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Solution

The fourth proportional to 225,784.13, 338,698.87 and 59,572.13 is: 89,364.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    225,784.13 : 338,698.87 = 59,572.13 : x
  2. Step 2: Convert to fraction form
    225,784.13/338,698.87 = 59,572.13/x
  3. Step 3: Cross multiply
    225,784.13x = 338,698.87 × 59,572.13
  4. Step 4: Simplify right side
    225,784.13x = 20,177,011,272.07
  5. Step 5: Solve for x
    x = 20,177,011,272.07/225,784.13
  6. Step 6: Final answer
    x = 89,364.17

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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.