Home / 45,611.72-68,417.55-33,210.65

Finding the Fourth Proportional to 45,611.72, 68,417.55 and 33,210.65

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Solution

The fourth proportional to 45,611.72, 68,417.55 and 33,210.65 is: 49,815.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,611.72 : 68,417.55 = 33,210.65 : x
  2. Step 2: Convert to fraction form
    45,611.72/68,417.55 = 33,210.65/x
  3. Step 3: Cross multiply
    45,611.72x = 68,417.55 × 33,210.65
  4. Step 4: Simplify right side
    45,611.72x = 2,272,191,306.91
  5. Step 5: Solve for x
    x = 2,272,191,306.91/45,611.72
  6. Step 6: Final answer
    x = 49,815.95

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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.