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Finding the Fourth Proportional to 64,896.79, 97,434.82 and 44,856.91

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Solution

The fourth proportional to 64,896.79, 97,434.82 and 44,856.91 is: 67,347.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,896.79 : 97,434.82 = 44,856.91 : x
  2. Step 2: Convert to fraction form
    64,896.79/97,434.82 = 44,856.91/x
  3. Step 3: Cross multiply
    64,896.79x = 97,434.82 × 44,856.91
  4. Step 4: Simplify right side
    64,896.79x = 4,370,624,951.61
  5. Step 5: Solve for x
    x = 4,370,624,951.61/64,896.79
  6. Step 6: Final answer
    x = 67,347.32

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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.