Home / 68,223.48-94,148.58-39,548.70

Finding the Fourth Proportional to 68,223.48, 94,148.58 and 39,548.70

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Solution

The fourth proportional to 68,223.48, 94,148.58 and 39,548.70 is: 54,577.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,223.48 : 94,148.58 = 39,548.70 : x
  2. Step 2: Convert to fraction form
    68,223.48/94,148.58 = 39,548.70/x
  3. Step 3: Cross multiply
    68,223.48x = 94,148.58 × 39,548.70
  4. Step 4: Simplify right side
    68,223.48x = 3,723,453,945.85
  5. Step 5: Solve for x
    x = 3,723,453,945.85/68,223.48
  6. Step 6: Final answer
    x = 54,577.31

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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.