Home / 147,894.28-221,878.82-41,278.22

Finding the Fourth Proportional to 147,894.28, 221,878.82 and 41,278.22

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Solution

The fourth proportional to 147,894.28, 221,878.82 and 41,278.22 is: 61,927.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,894.28 : 221,878.82 = 41,278.22 : x
  2. Step 2: Convert to fraction form
    147,894.28/221,878.82 = 41,278.22/x
  3. Step 3: Cross multiply
    147,894.28x = 221,878.82 × 41,278.22
  4. Step 4: Simplify right side
    147,894.28x = 9,158,762,745.30
  5. Step 5: Solve for x
    x = 9,158,762,745.30/147,894.28
  6. Step 6: Final answer
    x = 61,927.77

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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.