Home / 61,410.45-92,084.51-28,101.98

Finding the Fourth Proportional to 61,410.45, 92,084.51 and 28,101.98

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Solution

The fourth proportional to 61,410.45, 92,084.51 and 28,101.98 is: 42,138.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,410.45 : 92,084.51 = 28,101.98 : x
  2. Step 2: Convert to fraction form
    61,410.45/92,084.51 = 28,101.98/x
  3. Step 3: Cross multiply
    61,410.45x = 92,084.51 × 28,101.98
  4. Step 4: Simplify right side
    61,410.45x = 2,587,757,175.49
  5. Step 5: Solve for x
    x = 2,587,757,175.49/61,410.45
  6. Step 6: Final answer
    x = 42,138.71

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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.