Home / 135,848.64-187,083.60-98,063.04

Finding the Fourth Proportional to 135,848.64, 187,083.60 and 98,063.04

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Solution

The fourth proportional to 135,848.64, 187,083.60 and 98,063.04 is: 135,047.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,848.64 : 187,083.60 = 98,063.04 : x
  2. Step 2: Convert to fraction form
    135,848.64/187,083.60 = 98,063.04/x
  3. Step 3: Cross multiply
    135,848.64x = 187,083.60 × 98,063.04
  4. Step 4: Simplify right side
    135,848.64x = 18,345,986,550.14
  5. Step 5: Solve for x
    x = 18,345,986,550.14/135,848.64
  6. Step 6: Final answer
    x = 135,047.26

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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.