Home / 49,821.80-74,732.70-44,810.60

Finding the Fourth Proportional to 49,821.80, 74,732.70 and 44,810.60

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Solution

The fourth proportional to 49,821.80, 74,732.70 and 44,810.60 is: 67,215.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,821.80 : 74,732.70 = 44,810.60 : x
  2. Step 2: Convert to fraction form
    49,821.80/74,732.70 = 44,810.60/x
  3. Step 3: Cross multiply
    49,821.80x = 74,732.70 × 44,810.60
  4. Step 4: Simplify right side
    49,821.80x = 3,348,817,126.62
  5. Step 5: Solve for x
    x = 3,348,817,126.62/49,821.80
  6. Step 6: Final answer
    x = 67,215.90

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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.