Home / 68,122.20-93,955.36-44,256.56

Finding the Fourth Proportional to 68,122.20, 93,955.36 and 44,256.56

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Solution

The fourth proportional to 68,122.20, 93,955.36 and 44,256.56 is: 61,039.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,122.20 : 93,955.36 = 44,256.56 : x
  2. Step 2: Convert to fraction form
    68,122.20/93,955.36 = 44,256.56/x
  3. Step 3: Cross multiply
    68,122.20x = 93,955.36 × 44,256.56
  4. Step 4: Simplify right side
    68,122.20x = 4,158,141,027.16
  5. Step 5: Solve for x
    x = 4,158,141,027.16/68,122.20
  6. Step 6: Final answer
    x = 61,039.44

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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.