Home / 96,931.22-145,403.74-25,853.45

Finding the Fourth Proportional to 96,931.22, 145,403.74 and 25,853.45

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Solution

The fourth proportional to 96,931.22, 145,403.74 and 25,853.45 is: 38,782.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,931.22 : 145,403.74 = 25,853.45 : x
  2. Step 2: Convert to fraction form
    96,931.22/145,403.74 = 25,853.45/x
  3. Step 3: Cross multiply
    96,931.22x = 145,403.74 × 25,853.45
  4. Step 4: Simplify right side
    96,931.22x = 3,759,188,321.90
  5. Step 5: Solve for x
    x = 3,759,188,321.90/96,931.22
  6. Step 6: Final answer
    x = 38,782.02

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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.