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Finding the Fourth Proportional to 72,233.34, 108,352.85 and 22,308.99

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Solution

The fourth proportional to 72,233.34, 108,352.85 and 22,308.99 is: 33,464.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,233.34 : 108,352.85 = 22,308.99 : x
  2. Step 2: Convert to fraction form
    72,233.34/108,352.85 = 22,308.99/x
  3. Step 3: Cross multiply
    72,233.34x = 108,352.85 × 22,308.99
  4. Step 4: Simplify right side
    72,233.34x = 2,417,242,647.12
  5. Step 5: Solve for x
    x = 2,417,242,647.12/72,233.34
  6. Step 6: Final answer
    x = 33,464.36

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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.