Home / 80,154.45-110,614.91-44,347.01

Finding the Fourth Proportional to 80,154.45, 110,614.91 and 44,347.01

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Solution

The fourth proportional to 80,154.45, 110,614.91 and 44,347.01 is: 61,199.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,154.45 : 110,614.91 = 44,347.01 : x
  2. Step 2: Convert to fraction form
    80,154.45/110,614.91 = 44,347.01/x
  3. Step 3: Cross multiply
    80,154.45x = 110,614.91 × 44,347.01
  4. Step 4: Simplify right side
    80,154.45x = 4,905,439,745.11
  5. Step 5: Solve for x
    x = 4,905,439,745.11/80,154.45
  6. Step 6: Final answer
    x = 61,199.84

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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.