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Finding the Fourth Proportional to 80,225.01, 110,711.66 and 44,415

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Solution

The fourth proportional to 80,225.01, 110,711.66 and 44,415 is: 61,293.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,225.01 : 110,711.66 = 44,415 : x
  2. Step 2: Convert to fraction form
    80,225.01/110,711.66 = 44,415/x
  3. Step 3: Cross multiply
    80,225.01x = 110,711.66 × 44,415
  4. Step 4: Simplify right side
    80,225.01x = 4,917,258,156.83
  5. Step 5: Solve for x
    x = 4,917,258,156.83/80,225.01
  6. Step 6: Final answer
    x = 61,293.33

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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.