Home / 187,669.55-281,501.87-75,347.73

Finding the Fourth Proportional to 187,669.55, 281,501.87 and 75,347.73

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Solution

The fourth proportional to 187,669.55, 281,501.87 and 75,347.73 is: 113,020.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,669.55 : 281,501.87 = 75,347.73 : x
  2. Step 2: Convert to fraction form
    187,669.55/281,501.87 = 75,347.73/x
  3. Step 3: Cross multiply
    187,669.55x = 281,501.87 × 75,347.73
  4. Step 4: Simplify right side
    187,669.55x = 21,210,527,232.25
  5. Step 5: Solve for x
    x = 21,210,527,232.25/187,669.55
  6. Step 6: Final answer
    x = 113,020.61

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1.5x scale

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.