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Finding the Fourth Proportional to 219,566.22, 302,884.50 and 133,551.50

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Solution

The fourth proportional to 219,566.22, 302,884.50 and 133,551.50 is: 184,229.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,566.22 : 302,884.50 = 133,551.50 : x
  2. Step 2: Convert to fraction form
    219,566.22/302,884.50 = 133,551.50/x
  3. Step 3: Cross multiply
    219,566.22x = 302,884.50 × 133,551.50
  4. Step 4: Simplify right side
    219,566.22x = 40,450,679,301.75
  5. Step 5: Solve for x
    x = 40,450,679,301.75/219,566.22
  6. Step 6: Final answer
    x = 184,229.98

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.