Home / 74,089.28-102,259.86-47,226.44

Finding the Fourth Proportional to 74,089.28, 102,259.86 and 47,226.44

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Solution

The fourth proportional to 74,089.28, 102,259.86 and 47,226.44 is: 65,183.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,089.28 : 102,259.86 = 47,226.44 : x
  2. Step 2: Convert to fraction form
    74,089.28/102,259.86 = 47,226.44/x
  3. Step 3: Cross multiply
    74,089.28x = 102,259.86 × 47,226.44
  4. Step 4: Simplify right side
    74,089.28x = 4,829,369,142.70
  5. Step 5: Solve for x
    x = 4,829,369,142.70/74,089.28
  6. Step 6: Final answer
    x = 65,183.10

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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.