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Finding the Fourth Proportional to 64,754.64, 97,143.30 and 29,697.84

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Solution

The fourth proportional to 64,754.64, 97,143.30 and 29,697.84 is: 44,551.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,754.64 : 97,143.30 = 29,697.84 : x
  2. Step 2: Convert to fraction form
    64,754.64/97,143.30 = 29,697.84/x
  3. Step 3: Cross multiply
    64,754.64x = 97,143.30 × 29,697.84
  4. Step 4: Simplify right side
    64,754.64x = 2,884,946,180.47
  5. Step 5: Solve for x
    x = 2,884,946,180.47/64,754.64
  6. Step 6: Final answer
    x = 44,551.96

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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.