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Finding the Fourth Proportional to 222,776.73, 334,031.65 and 70,908.21

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Solution

The fourth proportional to 222,776.73, 334,031.65 and 70,908.21 is: 106,319.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,776.73 : 334,031.65 = 70,908.21 : x
  2. Step 2: Convert to fraction form
    222,776.73/334,031.65 = 70,908.21/x
  3. Step 3: Cross multiply
    222,776.73x = 334,031.65 × 70,908.21
  4. Step 4: Simplify right side
    222,776.73x = 23,685,586,030.31
  5. Step 5: Solve for x
    x = 23,685,586,030.31/222,776.73
  6. Step 6: Final answer
    x = 106,319.84

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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.