Home / 115,722.76-173,303.83-80,084.22

Finding the Fourth Proportional to 115,722.76, 173,303.83 and 80,084.22

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Solution

The fourth proportional to 115,722.76, 173,303.83 and 80,084.22 is: 119,932.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,722.76 : 173,303.83 = 80,084.22 : x
  2. Step 2: Convert to fraction form
    115,722.76/173,303.83 = 80,084.22/x
  3. Step 3: Cross multiply
    115,722.76x = 173,303.83 × 80,084.22
  4. Step 4: Simplify right side
    115,722.76x = 13,878,902,048.56
  5. Step 5: Solve for x
    x = 13,878,902,048.56/115,722.76
  6. Step 6: Final answer
    x = 119,932.35

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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.