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Finding the Fourth Proportional to 64,192.57, 96,330.16 and 34,630.81

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Solution

The fourth proportional to 64,192.57, 96,330.16 and 34,630.81 is: 51,968.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,192.57 : 96,330.16 = 34,630.81 : x
  2. Step 2: Convert to fraction form
    64,192.57/96,330.16 = 34,630.81/x
  3. Step 3: Cross multiply
    64,192.57x = 96,330.16 × 34,630.81
  4. Step 4: Simplify right side
    64,192.57x = 3,335,991,270.69
  5. Step 5: Solve for x
    x = 3,335,991,270.69/64,192.57
  6. Step 6: Final answer
    x = 51,968.50

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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.