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Finding the Fourth Proportional to 222,844.60, 334,266.90 and 144,047.80

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Solution

The fourth proportional to 222,844.60, 334,266.90 and 144,047.80 is: 216,071.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,844.60 : 334,266.90 = 144,047.80 : x
  2. Step 2: Convert to fraction form
    222,844.60/334,266.90 = 144,047.80/x
  3. Step 3: Cross multiply
    222,844.60x = 334,266.90 × 144,047.80
  4. Step 4: Simplify right side
    222,844.60x = 48,150,411,557.82
  5. Step 5: Solve for x
    x = 48,150,411,557.82/222,844.60
  6. Step 6: Final answer
    x = 216,071.70

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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.