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Finding the Fourth Proportional to 73,269.14, 101,111.47 and 39,735.14

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Solution

The fourth proportional to 73,269.14, 101,111.47 and 39,735.14 is: 54,834.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,269.14 : 101,111.47 = 39,735.14 : x
  2. Step 2: Convert to fraction form
    73,269.14/101,111.47 = 39,735.14/x
  3. Step 3: Cross multiply
    73,269.14x = 101,111.47 × 39,735.14
  4. Step 4: Simplify right side
    73,269.14x = 4,017,678,416.06
  5. Step 5: Solve for x
    x = 4,017,678,416.06/73,269.14
  6. Step 6: Final answer
    x = 54,834.52

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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.