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Finding the Fourth Proportional to 222,123.48, 333,220.74 and 72,352.24

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Solution

The fourth proportional to 222,123.48, 333,220.74 and 72,352.24 is: 108,539.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,123.48 : 333,220.74 = 72,352.24 : x
  2. Step 2: Convert to fraction form
    222,123.48/333,220.74 = 72,352.24/x
  3. Step 3: Cross multiply
    222,123.48x = 333,220.74 × 72,352.24
  4. Step 4: Simplify right side
    222,123.48x = 24,109,266,953.46
  5. Step 5: Solve for x
    x = 24,109,266,953.46/222,123.48
  6. Step 6: Final answer
    x = 108,539.93

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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.