Home / 173,742.28-260,662.76-89,564.16

Finding the Fourth Proportional to 173,742.28, 260,662.76 and 89,564.16

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Solution

The fourth proportional to 173,742.28, 260,662.76 and 89,564.16 is: 134,371.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,742.28 : 260,662.76 = 89,564.16 : x
  2. Step 2: Convert to fraction form
    173,742.28/260,662.76 = 89,564.16/x
  3. Step 3: Cross multiply
    173,742.28x = 260,662.76 × 89,564.16
  4. Step 4: Simplify right side
    173,742.28x = 23,346,041,142.68
  5. Step 5: Solve for x
    x = 23,346,041,142.68/173,742.28
  6. Step 6: Final answer
    x = 134,371.67

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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.