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Finding the Fourth Proportional to 65,026.77, 89,736.62 and 35,218.77

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Solution

The fourth proportional to 65,026.77, 89,736.62 and 35,218.77 is: 48,601.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,026.77 : 89,736.62 = 35,218.77 : x
  2. Step 2: Convert to fraction form
    65,026.77/89,736.62 = 35,218.77/x
  3. Step 3: Cross multiply
    65,026.77x = 89,736.62 × 35,218.77
  4. Step 4: Simplify right side
    65,026.77x = 3,160,413,204.26
  5. Step 5: Solve for x
    x = 3,160,413,204.26/65,026.77
  6. Step 6: Final answer
    x = 48,601.73

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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.