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Finding the Fourth Proportional to 64,790.93, 97,159.86 and 22,662.02

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Solution

The fourth proportional to 64,790.93, 97,159.86 and 22,662.02 is: 33,983.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,790.93 : 97,159.86 = 22,662.02 : x
  2. Step 2: Convert to fraction form
    64,790.93/97,159.86 = 22,662.02/x
  3. Step 3: Cross multiply
    64,790.93x = 97,159.86 × 22,662.02
  4. Step 4: Simplify right side
    64,790.93x = 2,201,838,204.72
  5. Step 5: Solve for x
    x = 2,201,838,204.72/64,790.93
  6. Step 6: Final answer
    x = 33,983.74

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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.