Home / 223,208.16-334,812.88-54,729.28

Finding the Fourth Proportional to 223,208.16, 334,812.88 and 54,729.28

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Solution

The fourth proportional to 223,208.16, 334,812.88 and 54,729.28 is: 82,094.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,208.16 : 334,812.88 = 54,729.28 : x
  2. Step 2: Convert to fraction form
    223,208.16/334,812.88 = 54,729.28/x
  3. Step 3: Cross multiply
    223,208.16x = 334,812.88 × 54,729.28
  4. Step 4: Simplify right side
    223,208.16x = 18,324,067,857.13
  5. Step 5: Solve for x
    x = 18,324,067,857.13/223,208.16
  6. Step 6: Final answer
    x = 82,094.08

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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.