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Finding the Fourth Proportional to 80,355.24, 110,889.71 and 44,545.24

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Solution

The fourth proportional to 80,355.24, 110,889.71 and 44,545.24 is: 61,472.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,355.24 : 110,889.71 = 44,545.24 : x
  2. Step 2: Convert to fraction form
    80,355.24/110,889.71 = 44,545.24/x
  3. Step 3: Cross multiply
    80,355.24x = 110,889.71 × 44,545.24
  4. Step 4: Simplify right side
    80,355.24x = 4,939,608,828.41
  5. Step 5: Solve for x
    x = 4,939,608,828.41/80,355.24
  6. Step 6: Final answer
    x = 61,472.14

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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.