Home / 261,112.91-360,336.74-164,380.77

Finding the Fourth Proportional to 261,112.91, 360,336.74 and 164,380.77

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Solution

The fourth proportional to 261,112.91, 360,336.74 and 164,380.77 is: 226,846.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    261,112.91 : 360,336.74 = 164,380.77 : x
  2. Step 2: Convert to fraction form
    261,112.91/360,336.74 = 164,380.77/x
  3. Step 3: Cross multiply
    261,112.91x = 360,336.74 × 164,380.77
  4. Step 4: Simplify right side
    261,112.91x = 59,232,430,780.49
  5. Step 5: Solve for x
    x = 59,232,430,780.49/261,112.91
  6. Step 6: Final answer
    x = 226,846.04

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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.