Home / 187,284.26-258,452.24-102,401.30

Finding the Fourth Proportional to 187,284.26, 258,452.24 and 102,401.30

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Solution

The fourth proportional to 187,284.26, 258,452.24 and 102,401.30 is: 141,313.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,284.26 : 258,452.24 = 102,401.30 : x
  2. Step 2: Convert to fraction form
    187,284.26/258,452.24 = 102,401.30/x
  3. Step 3: Cross multiply
    187,284.26x = 258,452.24 × 102,401.30
  4. Step 4: Simplify right side
    187,284.26x = 26,465,845,363.91
  5. Step 5: Solve for x
    x = 26,465,845,363.91/187,284.26
  6. Step 6: Final answer
    x = 141,313.77

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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.