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Finding the Fourth Proportional to 147,984.20, 222,005.10 and 63,744.20

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Solution

The fourth proportional to 147,984.20, 222,005.10 and 63,744.20 is: 95,628.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,984.20 : 222,005.10 = 63,744.20 : x
  2. Step 2: Convert to fraction form
    147,984.20/222,005.10 = 63,744.20/x
  3. Step 3: Cross multiply
    147,984.20x = 222,005.10 × 63,744.20
  4. Step 4: Simplify right side
    147,984.20x = 14,151,537,495.42
  5. Step 5: Solve for x
    x = 14,151,537,495.42/147,984.20
  6. Step 6: Final answer
    x = 95,628.71

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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.