Home / 51,562.60-77,299.26-30,742.36

Finding the Fourth Proportional to 51,562.60, 77,299.26 and 30,742.36

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Solution

The fourth proportional to 51,562.60, 77,299.26 and 30,742.36 is: 46,086.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,562.60 : 77,299.26 = 30,742.36 : x
  2. Step 2: Convert to fraction form
    51,562.60/77,299.26 = 30,742.36/x
  3. Step 3: Cross multiply
    51,562.60x = 77,299.26 × 30,742.36
  4. Step 4: Simplify right side
    51,562.60x = 2,376,361,678.65
  5. Step 5: Solve for x
    x = 2,376,361,678.65/51,562.60
  6. Step 6: Final answer
    x = 46,086.92

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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.