Home / 147,793.38-221,689.97-47,953.58

Finding the Fourth Proportional to 147,793.38, 221,689.97 and 47,953.58

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Solution

The fourth proportional to 147,793.38, 221,689.97 and 47,953.58 is: 71,930.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,793.38 : 221,689.97 = 47,953.58 : x
  2. Step 2: Convert to fraction form
    147,793.38/221,689.97 = 47,953.58/x
  3. Step 3: Cross multiply
    147,793.38x = 221,689.97 × 47,953.58
  4. Step 4: Simplify right side
    147,793.38x = 10,630,826,363.37
  5. Step 5: Solve for x
    x = 10,630,826,363.37/147,793.38
  6. Step 6: Final answer
    x = 71,930.33

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1.5x scale

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.