Home / 98,832.72-136,333.82-58,507.19

Finding the Fourth Proportional to 98,832.72, 136,333.82 and 58,507.19

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Solution

The fourth proportional to 98,832.72, 136,333.82 and 58,507.19 is: 80,707.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,832.72 : 136,333.82 = 58,507.19 : x
  2. Step 2: Convert to fraction form
    98,832.72/136,333.82 = 58,507.19/x
  3. Step 3: Cross multiply
    98,832.72x = 136,333.82 × 58,507.19
  4. Step 4: Simplify right side
    98,832.72x = 7,976,507,735.96
  5. Step 5: Solve for x
    x = 7,976,507,735.96/98,832.72
  6. Step 6: Final answer
    x = 80,707.16

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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.