Home / 115,898.10-173,847.15-89,621.70

Finding the Fourth Proportional to 115,898.10, 173,847.15 and 89,621.70

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Solution

The fourth proportional to 115,898.10, 173,847.15 and 89,621.70 is: 134,432.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,898.10 : 173,847.15 = 89,621.70 : x
  2. Step 2: Convert to fraction form
    115,898.10/173,847.15 = 89,621.70/x
  3. Step 3: Cross multiply
    115,898.10x = 173,847.15 × 89,621.70
  4. Step 4: Simplify right side
    115,898.10x = 15,580,477,123.16
  5. Step 5: Solve for x
    x = 15,580,477,123.16/115,898.10
  6. Step 6: Final answer
    x = 134,432.55

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