Home / 187,555.56-280,729.26-123,566.54

Finding the Fourth Proportional to 187,555.56, 280,729.26 and 123,566.54

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Solution

The fourth proportional to 187,555.56, 280,729.26 and 123,566.54 is: 184,951.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,555.56 : 280,729.26 = 123,566.54 : x
  2. Step 2: Convert to fraction form
    187,555.56/280,729.26 = 123,566.54/x
  3. Step 3: Cross multiply
    187,555.56x = 280,729.26 × 123,566.54
  4. Step 4: Simplify right side
    187,555.56x = 34,688,743,031.77
  5. Step 5: Solve for x
    x = 34,688,743,031.77/187,555.56
  6. Step 6: Final answer
    x = 184,951.82

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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.