Home / 95,664.95-143,494.23-51,378.20

Finding the Fourth Proportional to 95,664.95, 143,494.23 and 51,378.20

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Solution

The fourth proportional to 95,664.95, 143,494.23 and 51,378.20 is: 77,065.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,664.95 : 143,494.23 = 51,378.20 : x
  2. Step 2: Convert to fraction form
    95,664.95/143,494.23 = 51,378.20/x
  3. Step 3: Cross multiply
    95,664.95x = 143,494.23 × 51,378.20
  4. Step 4: Simplify right side
    95,664.95x = 7,372,475,261.09
  5. Step 5: Solve for x
    x = 7,372,475,261.09/95,664.95
  6. Step 6: Final answer
    x = 77,065.59

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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.