Home / 87,305.20-130,971.06-44,587.24

Finding the Fourth Proportional to 87,305.20, 130,971.06 and 44,587.24

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Solution

The fourth proportional to 87,305.20, 130,971.06 and 44,587.24 is: 66,887.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,305.20 : 130,971.06 = 44,587.24 : x
  2. Step 2: Convert to fraction form
    87,305.20/130,971.06 = 44,587.24/x
  3. Step 3: Cross multiply
    87,305.20x = 130,971.06 × 44,587.24
  4. Step 4: Simplify right side
    87,305.20x = 5,839,638,085.27
  5. Step 5: Solve for x
    x = 5,839,638,085.27/87,305.20
  6. Step 6: Final answer
    x = 66,887.63

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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.