Home / 88,531.74-132,786.66-35,890.64

Finding the Fourth Proportional to 88,531.74, 132,786.66 and 35,890.64

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Solution

The fourth proportional to 88,531.74, 132,786.66 and 35,890.64 is: 53,831.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,531.74 : 132,786.66 = 35,890.64 : x
  2. Step 2: Convert to fraction form
    88,531.74/132,786.66 = 35,890.64/x
  3. Step 3: Cross multiply
    88,531.74x = 132,786.66 × 35,890.64
  4. Step 4: Simplify right side
    88,531.74x = 4,765,798,210.86
  5. Step 5: Solve for x
    x = 4,765,798,210.86/88,531.74
  6. Step 6: Final answer
    x = 53,831.52

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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.