Home / 45,798.90-68,638.23-33,190.98

Finding the Fourth Proportional to 45,798.90, 68,638.23 and 33,190.98

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Solution

The fourth proportional to 45,798.90, 68,638.23 and 33,190.98 is: 49,742.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,798.90 : 68,638.23 = 33,190.98 : x
  2. Step 2: Convert to fraction form
    45,798.90/68,638.23 = 33,190.98/x
  3. Step 3: Cross multiply
    45,798.90x = 68,638.23 × 33,190.98
  4. Step 4: Simplify right side
    45,798.90x = 2,278,170,119.17
  5. Step 5: Solve for x
    x = 2,278,170,119.17/45,798.90
  6. Step 6: Final answer
    x = 49,742.90

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1.5x scale

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.