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Finding the Fourth Proportional to 64,679.30, 97,034.97 and 30,970.97

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Solution

The fourth proportional to 64,679.30, 97,034.97 and 30,970.97 is: 46,464.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,679.30 : 97,034.97 = 30,970.97 : x
  2. Step 2: Convert to fraction form
    64,679.30/97,034.97 = 30,970.97/x
  3. Step 3: Cross multiply
    64,679.30x = 97,034.97 × 30,970.97
  4. Step 4: Simplify right side
    64,679.30x = 3,005,267,144.82
  5. Step 5: Solve for x
    x = 3,005,267,144.82/64,679.30
  6. Step 6: Final answer
    x = 46,464.13

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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.