Home / 87,346.76-120,525.03-49,099.22

Finding the Fourth Proportional to 87,346.76, 120,525.03 and 49,099.22

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Solution

The fourth proportional to 87,346.76, 120,525.03 and 49,099.22 is: 67,749.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,346.76 : 120,525.03 = 49,099.22 : x
  2. Step 2: Convert to fraction form
    87,346.76/120,525.03 = 49,099.22/x
  3. Step 3: Cross multiply
    87,346.76x = 120,525.03 × 49,099.22
  4. Step 4: Simplify right side
    87,346.76x = 5,917,684,963.48
  5. Step 5: Solve for x
    x = 5,917,684,963.48/87,346.76
  6. Step 6: Final answer
    x = 67,749.34

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.