Home / 158,650.10-218,855.61-104,194.46

Finding the Fourth Proportional to 158,650.10, 218,855.61 and 104,194.46

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Solution

The fourth proportional to 158,650.10, 218,855.61 and 104,194.46 is: 143,734.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,650.10 : 218,855.61 = 104,194.46 : x
  2. Step 2: Convert to fraction form
    158,650.10/218,855.61 = 104,194.46/x
  3. Step 3: Cross multiply
    158,650.10x = 218,855.61 × 104,194.46
  4. Step 4: Simplify right side
    158,650.10x = 22,803,542,649.06
  5. Step 5: Solve for x
    x = 22,803,542,649.06/158,650.10
  6. Step 6: Final answer
    x = 143,734.81

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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.