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Finding the Fourth Proportional to 64,848.72, 97,205.64 and 27,377.52

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Solution

The fourth proportional to 64,848.72, 97,205.64 and 27,377.52 is: 41,037.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,848.72 : 97,205.64 = 27,377.52 : x
  2. Step 2: Convert to fraction form
    64,848.72/97,205.64 = 27,377.52/x
  3. Step 3: Cross multiply
    64,848.72x = 97,205.64 × 27,377.52
  4. Step 4: Simplify right side
    64,848.72x = 2,661,249,353.21
  5. Step 5: Solve for x
    x = 2,661,249,353.21/64,848.72
  6. Step 6: Final answer
    x = 41,037.81

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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.