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Finding the Fourth Proportional to 223,856.52, 335,865 and 111,526.74

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Solution

The fourth proportional to 223,856.52, 335,865 and 111,526.74 is: 167,330.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,856.52 : 335,865 = 111,526.74 : x
  2. Step 2: Convert to fraction form
    223,856.52/335,865 = 111,526.74/x
  3. Step 3: Cross multiply
    223,856.52x = 335,865 × 111,526.74
  4. Step 4: Simplify right side
    223,856.52x = 37,457,928,530.10
  5. Step 5: Solve for x
    x = 37,457,928,530.10/223,856.52
  6. Step 6: Final answer
    x = 167,330.08

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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.