Home / 101,557.94-140,150.05-55,617.37

Finding the Fourth Proportional to 101,557.94, 140,150.05 and 55,617.37

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Solution

The fourth proportional to 101,557.94, 140,150.05 and 55,617.37 is: 76,752.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,557.94 : 140,150.05 = 55,617.37 : x
  2. Step 2: Convert to fraction form
    101,557.94/140,150.05 = 55,617.37/x
  3. Step 3: Cross multiply
    101,557.94x = 140,150.05 × 55,617.37
  4. Step 4: Simplify right side
    101,557.94x = 7,794,776,696.95
  5. Step 5: Solve for x
    x = 7,794,776,696.95/101,557.94
  6. Step 6: Final answer
    x = 76,752.02

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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.