Home / 76,327.75-105,329.81-46,107.81

Finding the Fourth Proportional to 76,327.75, 105,329.81 and 46,107.81

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Solution

The fourth proportional to 76,327.75, 105,329.81 and 46,107.81 is: 63,627.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,327.75 : 105,329.81 = 46,107.81 : x
  2. Step 2: Convert to fraction form
    76,327.75/105,329.81 = 46,107.81/x
  3. Step 3: Cross multiply
    76,327.75x = 105,329.81 × 46,107.81
  4. Step 4: Simplify right side
    76,327.75x = 4,856,526,934.50
  5. Step 5: Solve for x
    x = 4,856,526,934.50/76,327.75
  6. Step 6: Final answer
    x = 63,627.28

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.