Home / 83,866.50-115,735.77-46,140.75

Finding the Fourth Proportional to 83,866.50, 115,735.77 and 46,140.75

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Solution

The fourth proportional to 83,866.50, 115,735.77 and 46,140.75 is: 63,674.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,866.50 : 115,735.77 = 46,140.75 : x
  2. Step 2: Convert to fraction form
    83,866.50/115,735.77 = 46,140.75/x
  3. Step 3: Cross multiply
    83,866.50x = 115,735.77 × 46,140.75
  4. Step 4: Simplify right side
    83,866.50x = 5,340,135,229.63
  5. Step 5: Solve for x
    x = 5,340,135,229.63/83,866.50
  6. Step 6: Final answer
    x = 63,674.24

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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.