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Finding the Fourth Proportional to 64,366.86, 88,831.48 and 35,695.48

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Solution

The fourth proportional to 64,366.86, 88,831.48 and 35,695.48 is: 49,262.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,366.86 : 88,831.48 = 35,695.48 : x
  2. Step 2: Convert to fraction form
    64,366.86/88,831.48 = 35,695.48/x
  3. Step 3: Cross multiply
    64,366.86x = 88,831.48 × 35,695.48
  4. Step 4: Simplify right side
    64,366.86x = 3,170,882,317.71
  5. Step 5: Solve for x
    x = 3,170,882,317.71/64,366.86
  6. Step 6: Final answer
    x = 49,262.65

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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.