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Finding the Fourth Proportional to 64,143.97, 88,460.98 and 41,459.11

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Solution

The fourth proportional to 64,143.97, 88,460.98 and 41,459.11 is: 57,176.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,143.97 : 88,460.98 = 41,459.11 : x
  2. Step 2: Convert to fraction form
    64,143.97/88,460.98 = 41,459.11/x
  3. Step 3: Cross multiply
    64,143.97x = 88,460.98 × 41,459.11
  4. Step 4: Simplify right side
    64,143.97x = 3,667,513,175.73
  5. Step 5: Solve for x
    x = 3,667,513,175.73/64,143.97
  6. Step 6: Final answer
    x = 57,176.28

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.