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Finding the Fourth Proportional to 64,182.76, 88,565.39 and 35,497.86

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Solution

The fourth proportional to 64,182.76, 88,565.39 and 35,497.86 is: 48,983.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,182.76 : 88,565.39 = 35,497.86 : x
  2. Step 2: Convert to fraction form
    64,182.76/88,565.39 = 35,497.86/x
  3. Step 3: Cross multiply
    64,182.76x = 88,565.39 × 35,497.86
  4. Step 4: Simplify right side
    64,182.76x = 3,143,881,709.47
  5. Step 5: Solve for x
    x = 3,143,881,709.47/64,182.76
  6. Step 6: Final answer
    x = 48,983.28

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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.