Home / 73,040.13-100,795.38-39,506.13

Finding the Fourth Proportional to 73,040.13, 100,795.38 and 39,506.13

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Solution

The fourth proportional to 73,040.13, 100,795.38 and 39,506.13 is: 54,518.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,040.13 : 100,795.38 = 39,506.13 : x
  2. Step 2: Convert to fraction form
    73,040.13/100,795.38 = 39,506.13/x
  3. Step 3: Cross multiply
    73,040.13x = 100,795.38 × 39,506.13
  4. Step 4: Simplify right side
    73,040.13x = 3,982,035,385.68
  5. Step 5: Solve for x
    x = 3,982,035,385.68/73,040.13
  6. Step 6: Final answer
    x = 54,518.46

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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.