Home / 147,520.42-221,137.00-94,045.54

Finding the Fourth Proportional to 147,520.42, 221,137.00 and 94,045.54

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Solution

The fourth proportional to 147,520.42, 221,137.00 and 94,045.54 is: 140,976.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,520.42 : 221,137.00 = 94,045.54 : x
  2. Step 2: Convert to fraction form
    147,520.42/221,137.00 = 94,045.54/x
  3. Step 3: Cross multiply
    147,520.42x = 221,137.00 × 94,045.54
  4. Step 4: Simplify right side
    147,520.42x = 20,796,948,734.66
  5. Step 5: Solve for x
    x = 20,796,948,734.66/147,520.42
  6. Step 6: Final answer
    x = 140,976.74

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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.