Home / 115,744.50-173,616.57-76,014.32

Finding the Fourth Proportional to 115,744.50, 173,616.57 and 76,014.32

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Solution

The fourth proportional to 115,744.50, 173,616.57 and 76,014.32 is: 114,021.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,744.50 : 173,616.57 = 76,014.32 : x
  2. Step 2: Convert to fraction form
    115,744.50/173,616.57 = 76,014.32/x
  3. Step 3: Cross multiply
    115,744.50x = 173,616.57 × 76,014.32
  4. Step 4: Simplify right side
    115,744.50x = 13,197,344,641.20
  5. Step 5: Solve for x
    x = 13,197,344,641.20/115,744.50
  6. Step 6: Final answer
    x = 114,021.35

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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.