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Finding the Fourth Proportional to 64,288.29, 96,447.72 and 26,827.55

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Solution

The fourth proportional to 64,288.29, 96,447.72 and 26,827.55 is: 40,247.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,288.29 : 96,447.72 = 26,827.55 : x
  2. Step 2: Convert to fraction form
    64,288.29/96,447.72 = 26,827.55/x
  3. Step 3: Cross multiply
    64,288.29x = 96,447.72 × 26,827.55
  4. Step 4: Simplify right side
    64,288.29x = 2,587,455,548.45
  5. Step 5: Solve for x
    x = 2,587,455,548.45/64,288.29
  6. Step 6: Final answer
    x = 40,247.70

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1.5x scale

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.