Home / 98,811.66-148,200.59-35,619.20

Finding the Fourth Proportional to 98,811.66, 148,200.59 and 35,619.20

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Solution

The fourth proportional to 98,811.66, 148,200.59 and 35,619.20 is: 53,422.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,811.66 : 148,200.59 = 35,619.20 : x
  2. Step 2: Convert to fraction form
    98,811.66/148,200.59 = 35,619.20/x
  3. Step 3: Cross multiply
    98,811.66x = 148,200.59 × 35,619.20
  4. Step 4: Simplify right side
    98,811.66x = 5,278,785,536.23
  5. Step 5: Solve for x
    x = 5,278,785,536.23/98,811.66
  6. Step 6: Final answer
    x = 53,422.70

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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.