Home / 76,303.97-105,351.66-47,667.26

Finding the Fourth Proportional to 76,303.97, 105,351.66 and 47,667.26

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Solution

The fourth proportional to 76,303.97, 105,351.66 and 47,667.26 is: 65,813.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,303.97 : 105,351.66 = 47,667.26 : x
  2. Step 2: Convert to fraction form
    76,303.97/105,351.66 = 47,667.26/x
  3. Step 3: Cross multiply
    76,303.97x = 105,351.66 × 47,667.26
  4. Step 4: Simplify right side
    76,303.97x = 5,021,825,069.79
  5. Step 5: Solve for x
    x = 5,021,825,069.79/76,303.97
  6. Step 6: Final answer
    x = 65,813.41

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1.5x scale

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.