Home / 45,701.80-68,559.20-14,114.46

Finding the Fourth Proportional to 45,701.80, 68,559.20 and 14,114.46

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Solution

The fourth proportional to 45,701.80, 68,559.20 and 14,114.46 is: 21,173.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,701.80 : 68,559.20 = 14,114.46 : x
  2. Step 2: Convert to fraction form
    45,701.80/68,559.20 = 14,114.46/x
  3. Step 3: Cross multiply
    45,701.80x = 68,559.20 × 14,114.46
  4. Step 4: Simplify right side
    45,701.80x = 967,676,086.03
  5. Step 5: Solve for x
    x = 967,676,086.03/45,701.80
  6. Step 6: Final answer
    x = 21,173.70

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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.