Home / 44,327.80-66,491.70-42,578.20

Finding the Fourth Proportional to 44,327.80, 66,491.70 and 42,578.20

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Solution

The fourth proportional to 44,327.80, 66,491.70 and 42,578.20 is: 63,867.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,327.80 : 66,491.70 = 42,578.20 : x
  2. Step 2: Convert to fraction form
    44,327.80/66,491.70 = 42,578.20/x
  3. Step 3: Cross multiply
    44,327.80x = 66,491.70 × 42,578.20
  4. Step 4: Simplify right side
    44,327.80x = 2,831,096,900.94
  5. Step 5: Solve for x
    x = 2,831,096,900.94/44,327.80
  6. Step 6: Final answer
    x = 63,867.30

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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.