Home / 80,688.94-111,356.30-44,882.28

Finding the Fourth Proportional to 80,688.94, 111,356.30 and 44,882.28

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Solution

The fourth proportional to 80,688.94, 111,356.30 and 44,882.28 is: 61,940.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,688.94 : 111,356.30 = 44,882.28 : x
  2. Step 2: Convert to fraction form
    80,688.94/111,356.30 = 44,882.28/x
  3. Step 3: Cross multiply
    80,688.94x = 111,356.30 × 44,882.28
  4. Step 4: Simplify right side
    80,688.94x = 4,997,924,411.95
  5. Step 5: Solve for x
    x = 4,997,924,411.95/80,688.94
  6. Step 6: Final answer
    x = 61,940.64

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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.