Home / 265,945.26-398,831.16-88,404.60

Finding the Fourth Proportional to 265,945.26, 398,831.16 and 88,404.60

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Solution

The fourth proportional to 265,945.26, 398,831.16 and 88,404.60 is: 132,578.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    265,945.26 : 398,831.16 = 88,404.60 : x
  2. Step 2: Convert to fraction form
    265,945.26/398,831.16 = 88,404.60/x
  3. Step 3: Cross multiply
    265,945.26x = 398,831.16 × 88,404.60
  4. Step 4: Simplify right side
    265,945.26x = 35,258,509,167.34
  5. Step 5: Solve for x
    x = 35,258,509,167.34/265,945.26
  6. Step 6: Final answer
    x = 132,578.07

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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.