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Finding the Fourth Proportional to 44,804.34, 67,140.90 and 27,231.80

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Solution

The fourth proportional to 44,804.34, 67,140.90 and 27,231.80 is: 40,807.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,804.34 : 67,140.90 = 27,231.80 : x
  2. Step 2: Convert to fraction form
    44,804.34/67,140.90 = 27,231.80/x
  3. Step 3: Cross multiply
    44,804.34x = 67,140.90 × 27,231.80
  4. Step 4: Simplify right side
    44,804.34x = 1,828,367,224.92
  5. Step 5: Solve for x
    x = 1,828,367,224.92/44,804.34
  6. Step 6: Final answer
    x = 40,807.82

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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.