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Finding the Fourth Proportional to 223,301.36, 334,499.52 and 103,187.54

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Solution

The fourth proportional to 223,301.36, 334,499.52 and 103,187.54 is: 154,572.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,301.36 : 334,499.52 = 103,187.54 : x
  2. Step 2: Convert to fraction form
    223,301.36/334,499.52 = 103,187.54/x
  3. Step 3: Cross multiply
    223,301.36x = 334,499.52 × 103,187.54
  4. Step 4: Simplify right side
    223,301.36x = 34,516,182,599.98
  5. Step 5: Solve for x
    x = 34,516,182,599.98/223,301.36
  6. Step 6: Final answer
    x = 154,572.20

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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.