Home / 122,809.35-169,464.84-69,093.21

Finding the Fourth Proportional to 122,809.35, 169,464.84 and 69,093.21

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Solution

The fourth proportional to 122,809.35, 169,464.84 and 69,093.21 is: 95,341.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,809.35 : 169,464.84 = 69,093.21 : x
  2. Step 2: Convert to fraction form
    122,809.35/169,464.84 = 69,093.21/x
  3. Step 3: Cross multiply
    122,809.35x = 169,464.84 × 69,093.21
  4. Step 4: Simplify right side
    122,809.35x = 11,708,869,777.74
  5. Step 5: Solve for x
    x = 11,708,869,777.74/122,809.35
  6. Step 6: Final answer
    x = 95,341.84

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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.