Home / 96,451.56-145,334.52-79,305.48

Finding the Fourth Proportional to 96,451.56, 145,334.52 and 79,305.48

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Solution

The fourth proportional to 96,451.56, 145,334.52 and 79,305.48 is: 119,498.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,451.56 : 145,334.52 = 79,305.48 : x
  2. Step 2: Convert to fraction form
    96,451.56/145,334.52 = 79,305.48/x
  3. Step 3: Cross multiply
    96,451.56x = 145,334.52 × 79,305.48
  4. Step 4: Simplify right side
    96,451.56x = 11,525,823,869.17
  5. Step 5: Solve for x
    x = 11,525,823,869.17/96,451.56
  6. Step 6: Final answer
    x = 119,498.57

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.