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Finding the Fourth Proportional to 222,889.63, 334,417.68 and 89,807.65

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Solution

The fourth proportional to 222,889.63, 334,417.68 and 89,807.65 is: 134,745.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,889.63 : 334,417.68 = 89,807.65 : x
  2. Step 2: Convert to fraction form
    222,889.63/334,417.68 = 89,807.65/x
  3. Step 3: Cross multiply
    222,889.63x = 334,417.68 × 89,807.65
  4. Step 4: Simplify right side
    222,889.63x = 30,033,265,959.25
  5. Step 5: Solve for x
    x = 30,033,265,959.25/222,889.63
  6. Step 6: Final answer
    x = 134,745.01

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1.5x scale

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.