Home / 122,595.49-169,180.62-68,146.24

Finding the Fourth Proportional to 122,595.49, 169,180.62 and 68,146.24

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Solution

The fourth proportional to 122,595.49, 169,180.62 and 68,146.24 is: 94,041.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,595.49 : 169,180.62 = 68,146.24 : x
  2. Step 2: Convert to fraction form
    122,595.49/169,180.62 = 68,146.24/x
  3. Step 3: Cross multiply
    122,595.49x = 169,180.62 × 68,146.24
  4. Step 4: Simplify right side
    122,595.49x = 11,529,023,133.87
  5. Step 5: Solve for x
    x = 11,529,023,133.87/122,595.49
  6. Step 6: Final answer
    x = 94,041.17

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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.