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Finding the Fourth Proportional to 80,533, 111,137.01 and 44,726.32

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Solution

The fourth proportional to 80,533, 111,137.01 and 44,726.32 is: 61,723.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,533 : 111,137.01 = 44,726.32 : x
  2. Step 2: Convert to fraction form
    80,533/111,137.01 = 44,726.32/x
  3. Step 3: Cross multiply
    80,533x = 111,137.01 × 44,726.32
  4. Step 4: Simplify right side
    80,533x = 4,970,749,473.10
  5. Step 5: Solve for x
    x = 4,970,749,473.10/80,533
  6. Step 6: Final answer
    x = 61,723.14

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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.