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Finding the Fourth Proportional to 65,358.75, 97,998.61 and 29,328.67

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Solution

The fourth proportional to 65,358.75, 97,998.61 and 29,328.67 is: 43,975.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,358.75 : 97,998.61 = 29,328.67 : x
  2. Step 2: Convert to fraction form
    65,358.75/97,998.61 = 29,328.67/x
  3. Step 3: Cross multiply
    65,358.75x = 97,998.61 × 29,328.67
  4. Step 4: Simplify right side
    65,358.75x = 2,874,168,893.15
  5. Step 5: Solve for x
    x = 2,874,168,893.15/65,358.75
  6. Step 6: Final answer
    x = 43,975.27

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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.