Home / 160,874.40-222,029.62-92,877.78

Finding the Fourth Proportional to 160,874.40, 222,029.62 and 92,877.78

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Solution

The fourth proportional to 160,874.40, 222,029.62 and 92,877.78 is: 128,184.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,874.40 : 222,029.62 = 92,877.78 : x
  2. Step 2: Convert to fraction form
    160,874.40/222,029.62 = 92,877.78/x
  3. Step 3: Cross multiply
    160,874.40x = 222,029.62 × 92,877.78
  4. Step 4: Simplify right side
    160,874.40x = 20,621,618,199.84
  5. Step 5: Solve for x
    x = 20,621,618,199.84/160,874.40
  6. Step 6: Final answer
    x = 128,184.58

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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.