Home / 115,778.46-173,667.42-76,048.23

Finding the Fourth Proportional to 115,778.46, 173,667.42 and 76,048.23

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Solution

The fourth proportional to 115,778.46, 173,667.42 and 76,048.23 is: 114,072.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,778.46 : 173,667.42 = 76,048.23 : x
  2. Step 2: Convert to fraction form
    115,778.46/173,667.42 = 76,048.23/x
  3. Step 3: Cross multiply
    115,778.46x = 173,667.42 × 76,048.23
  4. Step 4: Simplify right side
    115,778.46x = 13,207,099,899.67
  5. Step 5: Solve for x
    x = 13,207,099,899.67/115,778.46
  6. Step 6: Final answer
    x = 114,072.17

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1.5x scale

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.