Home / 65,145.57-97,730.66-22,439.62

Finding the Fourth Proportional to 65,145.57, 97,730.66 and 22,439.62

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Solution

The fourth proportional to 65,145.57, 97,730.66 and 22,439.62 is: 33,663.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,145.57 : 97,730.66 = 22,439.62 : x
  2. Step 2: Convert to fraction form
    65,145.57/97,730.66 = 22,439.62/x
  3. Step 3: Cross multiply
    65,145.57x = 97,730.66 × 22,439.62
  4. Step 4: Simplify right side
    65,145.57x = 2,193,038,872.75
  5. Step 5: Solve for x
    x = 2,193,038,872.75/65,145.57
  6. Step 6: Final answer
    x = 33,663.67

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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.