Home / 115,612.92-173,435.86-35,657.60

Finding the Fourth Proportional to 115,612.92, 173,435.86 and 35,657.60

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Solution

The fourth proportional to 115,612.92, 173,435.86 and 35,657.60 is: 53,491.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,612.92 : 173,435.86 = 35,657.60 : x
  2. Step 2: Convert to fraction form
    115,612.92/173,435.86 = 35,657.60/x
  3. Step 3: Cross multiply
    115,612.92x = 173,435.86 × 35,657.60
  4. Step 4: Simplify right side
    115,612.92x = 6,184,306,521.54
  5. Step 5: Solve for x
    x = 6,184,306,521.54/115,612.92
  6. Step 6: Final answer
    x = 53,491.48

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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.