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Finding the Fourth Proportional to 225,910.16, 338,859.48 and 59,699.60

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Solution

The fourth proportional to 225,910.16, 338,859.48 and 59,699.60 is: 89,547.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    225,910.16 : 338,859.48 = 59,699.60 : x
  2. Step 2: Convert to fraction form
    225,910.16/338,859.48 = 59,699.60/x
  3. Step 3: Cross multiply
    225,910.16x = 338,859.48 × 59,699.60
  4. Step 4: Simplify right side
    225,910.16x = 20,229,775,412.21
  5. Step 5: Solve for x
    x = 20,229,775,412.21/225,910.16
  6. Step 6: Final answer
    x = 89,547.88

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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.