Home / 67,361.01-92,919.60-42,166.77

Finding the Fourth Proportional to 67,361.01, 92,919.60 and 42,166.77

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Solution

The fourth proportional to 67,361.01, 92,919.60 and 42,166.77 is: 58,165.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,361.01 : 92,919.60 = 42,166.77 : x
  2. Step 2: Convert to fraction form
    67,361.01/92,919.60 = 42,166.77/x
  3. Step 3: Cross multiply
    67,361.01x = 92,919.60 × 42,166.77
  4. Step 4: Simplify right side
    67,361.01x = 3,918,119,401.69
  5. Step 5: Solve for x
    x = 3,918,119,401.69/67,361.01
  6. Step 6: Final answer
    x = 58,165.98

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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.