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Finding the Fourth Proportional to 64,874.73, 89,526.84 and 35,066.73

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Solution

The fourth proportional to 64,874.73, 89,526.84 and 35,066.73 is: 48,391.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,874.73 : 89,526.84 = 35,066.73 : x
  2. Step 2: Convert to fraction form
    64,874.73/89,526.84 = 35,066.73/x
  3. Step 3: Cross multiply
    64,874.73x = 89,526.84 × 35,066.73
  4. Step 4: Simplify right side
    64,874.73x = 3,139,413,526.03
  5. Step 5: Solve for x
    x = 3,139,413,526.03/64,874.73
  6. Step 6: Final answer
    x = 48,391.93

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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.