Home / 80,571.04-111,181.95-44,758

Finding the Fourth Proportional to 80,571.04, 111,181.95 and 44,758

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Solution

The fourth proportional to 80,571.04, 111,181.95 and 44,758 is: 61,762.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,571.04 : 111,181.95 = 44,758 : x
  2. Step 2: Convert to fraction form
    80,571.04/111,181.95 = 44,758/x
  3. Step 3: Cross multiply
    80,571.04x = 111,181.95 × 44,758
  4. Step 4: Simplify right side
    80,571.04x = 4,976,281,718.10
  5. Step 5: Solve for x
    x = 4,976,281,718.10/80,571.04
  6. Step 6: Final answer
    x = 61,762.66

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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.