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Finding the Fourth Proportional to 75,173.52, 103,628.52 and 59,226.24

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Solution

The fourth proportional to 75,173.52, 103,628.52 and 59,226.24 is: 81,644.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,173.52 : 103,628.52 = 59,226.24 : x
  2. Step 2: Convert to fraction form
    75,173.52/103,628.52 = 59,226.24/x
  3. Step 3: Cross multiply
    75,173.52x = 103,628.52 × 59,226.24
  4. Step 4: Simplify right side
    75,173.52x = 6,137,527,596.36
  5. Step 5: Solve for x
    x = 6,137,527,596.36/75,173.52
  6. Step 6: Final answer
    x = 81,644.81

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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.