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Finding the Fourth Proportional to 223,552.71, 335,319.35 and 55,065.02

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Solution

The fourth proportional to 223,552.71, 335,319.35 and 55,065.02 is: 82,595.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,552.71 : 335,319.35 = 55,065.02 : x
  2. Step 2: Convert to fraction form
    223,552.71/335,319.35 = 55,065.02/x
  3. Step 3: Cross multiply
    223,552.71x = 335,319.35 × 55,065.02
  4. Step 4: Simplify right side
    223,552.71x = 18,464,364,762.22
  5. Step 5: Solve for x
    x = 18,464,364,762.22/223,552.71
  6. Step 6: Final answer
    x = 82,595.13

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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.