Home / 122,129.98-183,180.39-52,029.34

Finding the Fourth Proportional to 122,129.98, 183,180.39 and 52,029.34

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Solution

The fourth proportional to 122,129.98, 183,180.39 and 52,029.34 is: 78,037.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,129.98 : 183,180.39 = 52,029.34 : x
  2. Step 2: Convert to fraction form
    122,129.98/183,180.39 = 52,029.34/x
  3. Step 3: Cross multiply
    122,129.98x = 183,180.39 × 52,029.34
  4. Step 4: Simplify right side
    122,129.98x = 9,530,754,139.58
  5. Step 5: Solve for x
    x = 9,530,754,139.58/122,129.98
  6. Step 6: Final answer
    x = 78,037.79

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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.