Home / 140,362.44-193,704.95-76,704.34

Finding the Fourth Proportional to 140,362.44, 193,704.95 and 76,704.34

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Solution

The fourth proportional to 140,362.44, 193,704.95 and 76,704.34 is: 105,854.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,362.44 : 193,704.95 = 76,704.34 : x
  2. Step 2: Convert to fraction form
    140,362.44/193,704.95 = 76,704.34/x
  3. Step 3: Cross multiply
    140,362.44x = 193,704.95 × 76,704.34
  4. Step 4: Simplify right side
    140,362.44x = 14,858,010,344.48
  5. Step 5: Solve for x
    x = 14,858,010,344.48/140,362.44
  6. Step 6: Final answer
    x = 105,854.60

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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.