Home / 96,971.40-145,460.52-26,856

Finding the Fourth Proportional to 96,971.40, 145,460.52 and 26,856

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Solution

The fourth proportional to 96,971.40, 145,460.52 and 26,856 is: 40,284.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,971.40 : 145,460.52 = 26,856 : x
  2. Step 2: Convert to fraction form
    96,971.40/145,460.52 = 26,856/x
  3. Step 3: Cross multiply
    96,971.40x = 145,460.52 × 26,856
  4. Step 4: Simplify right side
    96,971.40x = 3,906,487,725.12
  5. Step 5: Solve for x
    x = 3,906,487,725.12/96,971.40
  6. Step 6: Final answer
    x = 40,284.95

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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.