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Finding the Fourth Proportional to 64,979.47, 97,462.86 and 44,053.93

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Solution

The fourth proportional to 64,979.47, 97,462.86 and 44,053.93 is: 66,076.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,979.47 : 97,462.86 = 44,053.93 : x
  2. Step 2: Convert to fraction form
    64,979.47/97,462.86 = 44,053.93/x
  3. Step 3: Cross multiply
    64,979.47x = 97,462.86 × 44,053.93
  4. Step 4: Simplify right side
    64,979.47x = 4,293,622,012.04
  5. Step 5: Solve for x
    x = 4,293,622,012.04/64,979.47
  6. Step 6: Final answer
    x = 66,076.59

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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.