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Finding the Fourth Proportional to 223,152.49, 334,785.37 and 103,295.83

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Solution

The fourth proportional to 223,152.49, 334,785.37 and 103,295.83 is: 154,969.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,152.49 : 334,785.37 = 103,295.83 : x
  2. Step 2: Convert to fraction form
    223,152.49/334,785.37 = 103,295.83/x
  3. Step 3: Cross multiply
    223,152.49x = 334,785.37 × 103,295.83
  4. Step 4: Simplify right side
    223,152.49x = 34,581,932,666.01
  5. Step 5: Solve for x
    x = 34,581,932,666.01/223,152.49
  6. Step 6: Final answer
    x = 154,969.96

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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.