Home / 183,531.15-275,397.03-71,215.77

Finding the Fourth Proportional to 183,531.15, 275,397.03 and 71,215.77

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Solution

The fourth proportional to 183,531.15, 275,397.03 and 71,215.77 is: 106,862.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,531.15 : 275,397.03 = 71,215.77 : x
  2. Step 2: Convert to fraction form
    183,531.15/275,397.03 = 71,215.77/x
  3. Step 3: Cross multiply
    183,531.15x = 275,397.03 × 71,215.77
  4. Step 4: Simplify right side
    183,531.15x = 19,612,612,579.90
  5. Step 5: Solve for x
    x = 19,612,612,579.90/183,531.15
  6. Step 6: Final answer
    x = 106,862.58

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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.