Home / 80,441.60-111,025.56-46,455.62

Finding the Fourth Proportional to 80,441.60, 111,025.56 and 46,455.62

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Solution

The fourth proportional to 80,441.60, 111,025.56 and 46,455.62 is: 64,118.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,441.60 : 111,025.56 = 46,455.62 : x
  2. Step 2: Convert to fraction form
    80,441.60/111,025.56 = 46,455.62/x
  3. Step 3: Cross multiply
    80,441.60x = 111,025.56 × 46,455.62
  4. Step 4: Simplify right side
    80,441.60x = 5,157,761,225.65
  5. Step 5: Solve for x
    x = 5,157,761,225.65/80,441.60
  6. Step 6: Final answer
    x = 64,118.08

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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.