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Finding the Fourth Proportional to 222,115.04, 333,172.28 and 72,355.08

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Solution

The fourth proportional to 222,115.04, 333,172.28 and 72,355.08 is: 108,532.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,115.04 : 333,172.28 = 72,355.08 : x
  2. Step 2: Convert to fraction form
    222,115.04/333,172.28 = 72,355.08/x
  3. Step 3: Cross multiply
    222,115.04x = 333,172.28 × 72,355.08
  4. Step 4: Simplify right side
    222,115.04x = 24,106,706,973.18
  5. Step 5: Solve for x
    x = 24,106,706,973.18/222,115.04
  6. Step 6: Final answer
    x = 108,532.53

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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.