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Finding the Fourth Proportional to 80,606.72, 111,233.85 and 44,798.94

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Solution

The fourth proportional to 80,606.72, 111,233.85 and 44,798.94 is: 61,820.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,606.72 : 111,233.85 = 44,798.94 : x
  2. Step 2: Convert to fraction form
    80,606.72/111,233.85 = 44,798.94/x
  3. Step 3: Cross multiply
    80,606.72x = 111,233.85 × 44,798.94
  4. Step 4: Simplify right side
    80,606.72x = 4,983,158,572.12
  5. Step 5: Solve for x
    x = 4,983,158,572.12/80,606.72
  6. Step 6: Final answer
    x = 61,820.64

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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.