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Finding the Fourth Proportional to 223,041.98, 334,628.49 and 89,853.74

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Solution

The fourth proportional to 223,041.98, 334,628.49 and 89,853.74 is: 134,807.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,041.98 : 334,628.49 = 89,853.74 : x
  2. Step 2: Convert to fraction form
    223,041.98/334,628.49 = 89,853.74/x
  3. Step 3: Cross multiply
    223,041.98x = 334,628.49 × 89,853.74
  4. Step 4: Simplify right side
    223,041.98x = 30,067,621,337.05
  5. Step 5: Solve for x
    x = 30,067,621,337.05/223,041.98
  6. Step 6: Final answer
    x = 134,807.01

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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.