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Finding the Fourth Proportional to 73,266.96, 101,109.24 and 39,733.68

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Solution

The fourth proportional to 73,266.96, 101,109.24 and 39,733.68 is: 54,832.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,266.96 : 101,109.24 = 39,733.68 : x
  2. Step 2: Convert to fraction form
    73,266.96/101,109.24 = 39,733.68/x
  3. Step 3: Cross multiply
    73,266.96x = 101,109.24 × 39,733.68
  4. Step 4: Simplify right side
    73,266.96x = 4,017,442,187.20
  5. Step 5: Solve for x
    x = 4,017,442,187.20/73,266.96
  6. Step 6: Final answer
    x = 54,832.93

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1.5x scale

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.