Home / 94,877.70-142,339.91-66,852.49

Finding the Fourth Proportional to 94,877.70, 142,339.91 and 66,852.49

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Solution

The fourth proportional to 94,877.70, 142,339.91 and 66,852.49 is: 100,295.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,877.70 : 142,339.91 = 66,852.49 : x
  2. Step 2: Convert to fraction form
    94,877.70/142,339.91 = 66,852.49/x
  3. Step 3: Cross multiply
    94,877.70x = 142,339.91 × 66,852.49
  4. Step 4: Simplify right side
    94,877.70x = 9,515,777,409.88
  5. Step 5: Solve for x
    x = 9,515,777,409.88/94,877.70
  6. Step 6: Final answer
    x = 100,295.19

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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.