Home / 120,977.22-181,446.39-37,871.22

Finding the Fourth Proportional to 120,977.22, 181,446.39 and 37,871.22

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Solution

The fourth proportional to 120,977.22, 181,446.39 and 37,871.22 is: 56,800.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,977.22 : 181,446.39 = 37,871.22 : x
  2. Step 2: Convert to fraction form
    120,977.22/181,446.39 = 37,871.22/x
  3. Step 3: Cross multiply
    120,977.22x = 181,446.39 × 37,871.22
  4. Step 4: Simplify right side
    120,977.22x = 6,871,596,153.90
  5. Step 5: Solve for x
    x = 6,871,596,153.90/120,977.22
  6. Step 6: Final answer
    x = 56,800.74

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.