Home / 163,794.20-245,692.68-45,474.77

Finding the Fourth Proportional to 163,794.20, 245,692.68 and 45,474.77

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Solution

The fourth proportional to 163,794.20, 245,692.68 and 45,474.77 is: 68,212.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,794.20 : 245,692.68 = 45,474.77 : x
  2. Step 2: Convert to fraction form
    163,794.20/245,692.68 = 45,474.77/x
  3. Step 3: Cross multiply
    163,794.20x = 245,692.68 × 45,474.77
  4. Step 4: Simplify right side
    163,794.20x = 11,172,818,113.68
  5. Step 5: Solve for x
    x = 11,172,818,113.68/163,794.20
  6. Step 6: Final answer
    x = 68,212.54

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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.