Home / 88,421.16-132,632.14-35,831.64

Finding the Fourth Proportional to 88,421.16, 132,632.14 and 35,831.64

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Solution

The fourth proportional to 88,421.16, 132,632.14 and 35,831.64 is: 53,747.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,421.16 : 132,632.14 = 35,831.64 : x
  2. Step 2: Convert to fraction form
    88,421.16/132,632.14 = 35,831.64/x
  3. Step 3: Cross multiply
    88,421.16x = 132,632.14 × 35,831.64
  4. Step 4: Simplify right side
    88,421.16x = 4,752,427,092.91
  5. Step 5: Solve for x
    x = 4,752,427,092.91/88,421.16
  6. Step 6: Final answer
    x = 53,747.62

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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.