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Finding the Fourth Proportional to 222,603.40, 334,164.30 and 144,044.20

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Solution

The fourth proportional to 222,603.40, 334,164.30 and 144,044.20 is: 216,234.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,603.40 : 334,164.30 = 144,044.20 : x
  2. Step 2: Convert to fraction form
    222,603.40/334,164.30 = 144,044.20/x
  3. Step 3: Cross multiply
    222,603.40x = 334,164.30 × 144,044.20
  4. Step 4: Simplify right side
    222,603.40x = 48,134,429,262.06
  5. Step 5: Solve for x
    x = 48,134,429,262.06/222,603.40
  6. Step 6: Final answer
    x = 216,234.03

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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.