Home / 77,727.60-116,584.92-46,540.08

Finding the Fourth Proportional to 77,727.60, 116,584.92 and 46,540.08

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Solution

The fourth proportional to 77,727.60, 116,584.92 and 46,540.08 is: 69,806.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,727.60 : 116,584.92 = 46,540.08 : x
  2. Step 2: Convert to fraction form
    77,727.60/116,584.92 = 46,540.08/x
  3. Step 3: Cross multiply
    77,727.60x = 116,584.92 × 46,540.08
  4. Step 4: Simplify right side
    77,727.60x = 5,425,871,503.59
  5. Step 5: Solve for x
    x = 5,425,871,503.59/77,727.60
  6. Step 6: Final answer
    x = 69,806.24

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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.