Home / 98,084.88-135,346.14-57,796.02

Finding the Fourth Proportional to 98,084.88, 135,346.14 and 57,796.02

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Solution

The fourth proportional to 98,084.88, 135,346.14 and 57,796.02 is: 79,752.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,084.88 : 135,346.14 = 57,796.02 : x
  2. Step 2: Convert to fraction form
    98,084.88/135,346.14 = 57,796.02/x
  3. Step 3: Cross multiply
    98,084.88x = 135,346.14 × 57,796.02
  4. Step 4: Simplify right side
    98,084.88x = 7,822,468,214.36
  5. Step 5: Solve for x
    x = 7,822,468,214.36/98,084.88
  6. Step 6: Final answer
    x = 79,752.03

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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.