Home / 135,218.40-202,860.82-46,473.18

Finding the Fourth Proportional to 135,218.40, 202,860.82 and 46,473.18

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Solution

The fourth proportional to 135,218.40, 202,860.82 and 46,473.18 is: 69,721.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,218.40 : 202,860.82 = 46,473.18 : x
  2. Step 2: Convert to fraction form
    135,218.40/202,860.82 = 46,473.18/x
  3. Step 3: Cross multiply
    135,218.40x = 202,860.82 × 46,473.18
  4. Step 4: Simplify right side
    135,218.40x = 9,427,587,402.81
  5. Step 5: Solve for x
    x = 9,427,587,402.81/135,218.40
  6. Step 6: Final answer
    x = 69,721.19

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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.