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Finding the Fourth Proportional to 64,546.24, 96,706.32 and 39,580.24

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Solution

The fourth proportional to 64,546.24, 96,706.32 and 39,580.24 is: 59,301.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,546.24 : 96,706.32 = 39,580.24 : x
  2. Step 2: Convert to fraction form
    64,546.24/96,706.32 = 39,580.24/x
  3. Step 3: Cross multiply
    64,546.24x = 96,706.32 × 39,580.24
  4. Step 4: Simplify right side
    64,546.24x = 3,827,659,355.12
  5. Step 5: Solve for x
    x = 3,827,659,355.12/64,546.24
  6. Step 6: Final answer
    x = 59,301.04

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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.