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Finding the Fourth Proportional to 64,972.02, 97,496.91 and 37,289.46

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Solution

The fourth proportional to 64,972.02, 97,496.91 and 37,289.46 is: 55,956.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,972.02 : 97,496.91 = 37,289.46 : x
  2. Step 2: Convert to fraction form
    64,972.02/97,496.91 = 37,289.46/x
  3. Step 3: Cross multiply
    64,972.02x = 97,496.91 × 37,289.46
  4. Step 4: Simplify right side
    64,972.02x = 3,635,607,125.57
  5. Step 5: Solve for x
    x = 3,635,607,125.57/64,972.02
  6. Step 6: Final answer
    x = 55,956.50

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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.