Home / 80,766.12-111,457.25-44,955.37

Finding the Fourth Proportional to 80,766.12, 111,457.25 and 44,955.37

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Solution

The fourth proportional to 80,766.12, 111,457.25 and 44,955.37 is: 62,038.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,766.12 : 111,457.25 = 44,955.37 : x
  2. Step 2: Convert to fraction form
    80,766.12/111,457.25 = 44,955.37/x
  3. Step 3: Cross multiply
    80,766.12x = 111,457.25 × 44,955.37
  4. Step 4: Simplify right side
    80,766.12x = 5,010,601,746.68
  5. Step 5: Solve for x
    x = 5,010,601,746.68/80,766.12
  6. Step 6: Final answer
    x = 62,038.41

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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.