Home / 125,480.28-188,074.50-46,544.16

Finding the Fourth Proportional to 125,480.28, 188,074.50 and 46,544.16

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Solution

The fourth proportional to 125,480.28, 188,074.50 and 46,544.16 is: 69,762.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,480.28 : 188,074.50 = 46,544.16 : x
  2. Step 2: Convert to fraction form
    125,480.28/188,074.50 = 46,544.16/x
  3. Step 3: Cross multiply
    125,480.28x = 188,074.50 × 46,544.16
  4. Step 4: Simplify right side
    125,480.28x = 8,753,769,619.92
  5. Step 5: Solve for x
    x = 8,753,769,619.92/125,480.28
  6. Step 6: Final answer
    x = 69,762.11

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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.