Home / 68,237.79-94,170.75-39,558.39

Finding the Fourth Proportional to 68,237.79, 94,170.75 and 39,558.39

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Solution

The fourth proportional to 68,237.79, 94,170.75 and 39,558.39 is: 54,592.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,237.79 : 94,170.75 = 39,558.39 : x
  2. Step 2: Convert to fraction form
    68,237.79/94,170.75 = 39,558.39/x
  3. Step 3: Cross multiply
    68,237.79x = 94,170.75 × 39,558.39
  4. Step 4: Simplify right side
    68,237.79x = 3,725,243,255.09
  5. Step 5: Solve for x
    x = 3,725,243,255.09/68,237.79
  6. Step 6: Final answer
    x = 54,592.09

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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.