Home / 187,210.30-258,350.35-102,327.37

Finding the Fourth Proportional to 187,210.30, 258,350.35 and 102,327.37

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Solution

The fourth proportional to 187,210.30, 258,350.35 and 102,327.37 is: 141,211.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,210.30 : 258,350.35 = 102,327.37 : x
  2. Step 2: Convert to fraction form
    187,210.30/258,350.35 = 102,327.37/x
  3. Step 3: Cross multiply
    187,210.30x = 258,350.35 × 102,327.37
  4. Step 4: Simplify right side
    187,210.30x = 26,436,311,854.08
  5. Step 5: Solve for x
    x = 26,436,311,854.08/187,210.30
  6. Step 6: Final answer
    x = 141,211.84

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1.5x scale

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.