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Finding the Fourth Proportional to 64,865.04, 97,309.32 and 29,343.09

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Solution

The fourth proportional to 64,865.04, 97,309.32 and 29,343.09 is: 44,019.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,865.04 : 97,309.32 = 29,343.09 : x
  2. Step 2: Convert to fraction form
    64,865.04/97,309.32 = 29,343.09/x
  3. Step 3: Cross multiply
    64,865.04x = 97,309.32 × 29,343.09
  4. Step 4: Simplify right side
    64,865.04x = 2,855,356,134.60
  5. Step 5: Solve for x
    x = 2,855,356,134.60/64,865.04
  6. Step 6: Final answer
    x = 44,019.95

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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.