Home / 140,635.67-194,077.22-76,973.46

Finding the Fourth Proportional to 140,635.67, 194,077.22 and 76,973.46

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Solution

The fourth proportional to 140,635.67, 194,077.22 and 76,973.46 is: 106,223.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,635.67 : 194,077.22 = 76,973.46 : x
  2. Step 2: Convert to fraction form
    140,635.67/194,077.22 = 76,973.46/x
  3. Step 3: Cross multiply
    140,635.67x = 194,077.22 × 76,973.46
  4. Step 4: Simplify right side
    140,635.67x = 14,938,795,130.58
  5. Step 5: Solve for x
    x = 14,938,795,130.58/140,635.67
  6. Step 6: Final answer
    x = 106,223.37

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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.