Home / 88,982.31-122,742.21-58,767.69

Finding the Fourth Proportional to 88,982.31, 122,742.21 and 58,767.69

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Solution

The fourth proportional to 88,982.31, 122,742.21 and 58,767.69 is: 81,064.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,982.31 : 122,742.21 = 58,767.69 : x
  2. Step 2: Convert to fraction form
    88,982.31/122,742.21 = 58,767.69/x
  3. Step 3: Cross multiply
    88,982.31x = 122,742.21 × 58,767.69
  4. Step 4: Simplify right side
    88,982.31x = 7,213,276,147.19
  5. Step 5: Solve for x
    x = 7,213,276,147.19/88,982.31
  6. Step 6: Final answer
    x = 81,064.16

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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.