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Finding the Fourth Proportional to 222,368.13, 333,570.57 and 72,605.10

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Solution

The fourth proportional to 222,368.13, 333,570.57 and 72,605.10 is: 108,913.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,368.13 : 333,570.57 = 72,605.10 : x
  2. Step 2: Convert to fraction form
    222,368.13/333,570.57 = 72,605.10/x
  3. Step 3: Cross multiply
    222,368.13x = 333,570.57 × 72,605.10
  4. Step 4: Simplify right side
    222,368.13x = 24,218,924,591.91
  5. Step 5: Solve for x
    x = 24,218,924,591.91/222,368.13
  6. Step 6: Final answer
    x = 108,913.65

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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.