Home / 51,729.93-77,693.31-32,145.34

Finding the Fourth Proportional to 51,729.93, 77,693.31 and 32,145.34

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Solution

The fourth proportional to 51,729.93, 77,693.31 and 32,145.34 is: 48,279.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,729.93 : 77,693.31 = 32,145.34 : x
  2. Step 2: Convert to fraction form
    51,729.93/77,693.31 = 32,145.34/x
  3. Step 3: Cross multiply
    51,729.93x = 77,693.31 × 32,145.34
  4. Step 4: Simplify right side
    51,729.93x = 2,497,477,865.68
  5. Step 5: Solve for x
    x = 2,497,477,865.68/51,729.93
  6. Step 6: Final answer
    x = 48,279.17

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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.