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Finding the Fourth Proportional to 223,303.64, 335,004.66 and 123,609.24

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Solution

The fourth proportional to 223,303.64, 335,004.66 and 123,609.24 is: 185,441.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,303.64 : 335,004.66 = 123,609.24 : x
  2. Step 2: Convert to fraction form
    223,303.64/335,004.66 = 123,609.24/x
  3. Step 3: Cross multiply
    223,303.64x = 335,004.66 × 123,609.24
  4. Step 4: Simplify right side
    223,303.64x = 41,409,671,419.06
  5. Step 5: Solve for x
    x = 41,409,671,419.06/223,303.64
  6. Step 6: Final answer
    x = 185,441.10

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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.