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Finding the Fourth Proportional to 222,068.61, 333,099.81 and 53,587.53

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Solution

The fourth proportional to 222,068.61, 333,099.81 and 53,587.53 is: 80,380.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,068.61 : 333,099.81 = 53,587.53 : x
  2. Step 2: Convert to fraction form
    222,068.61/333,099.81 = 53,587.53/x
  3. Step 3: Cross multiply
    222,068.61x = 333,099.81 × 53,587.53
  4. Step 4: Simplify right side
    222,068.61x = 17,849,996,061.37
  5. Step 5: Solve for x
    x = 17,849,996,061.37/222,068.61
  6. Step 6: Final answer
    x = 80,380.55

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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.