Home / 42,759.70-64,216.35-41,377.30

Finding the Fourth Proportional to 42,759.70, 64,216.35 and 41,377.30

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Solution

The fourth proportional to 42,759.70, 64,216.35 and 41,377.30 is: 62,140.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,759.70 : 64,216.35 = 41,377.30 : x
  2. Step 2: Convert to fraction form
    42,759.70/64,216.35 = 41,377.30/x
  3. Step 3: Cross multiply
    42,759.70x = 64,216.35 × 41,377.30
  4. Step 4: Simplify right side
    42,759.70x = 2,657,099,178.86
  5. Step 5: Solve for x
    x = 2,657,099,178.86/42,759.70
  6. Step 6: Final answer
    x = 62,140.27

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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.