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Finding the Fourth Proportional to 223,429.87, 308,036.92 and 185,048.02

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Solution

The fourth proportional to 223,429.87, 308,036.92 and 185,048.02 is: 255,120.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,429.87 : 308,036.92 = 185,048.02 : x
  2. Step 2: Convert to fraction form
    223,429.87/308,036.92 = 185,048.02/x
  3. Step 3: Cross multiply
    223,429.87x = 308,036.92 × 185,048.02
  4. Step 4: Simplify right side
    223,429.87x = 57,001,622,132.90
  5. Step 5: Solve for x
    x = 57,001,622,132.90/223,429.87
  6. Step 6: Final answer
    x = 255,120.87

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.