Home / 115,831.80-173,747.70-40,951.35

Finding the Fourth Proportional to 115,831.80, 173,747.70 and 40,951.35

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Solution

The fourth proportional to 115,831.80, 173,747.70 and 40,951.35 is: 61,427.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,831.80 : 173,747.70 = 40,951.35 : x
  2. Step 2: Convert to fraction form
    115,831.80/173,747.70 = 40,951.35/x
  3. Step 3: Cross multiply
    115,831.80x = 173,747.70 × 40,951.35
  4. Step 4: Simplify right side
    115,831.80x = 7,115,202,874.40
  5. Step 5: Solve for x
    x = 7,115,202,874.40/115,831.80
  6. Step 6: Final answer
    x = 61,427.03

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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.