Home / 114,047.50-170,647.48-71,729.96

Finding the Fourth Proportional to 114,047.50, 170,647.48 and 71,729.96

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Solution

The fourth proportional to 114,047.50, 170,647.48 and 71,729.96 is: 107,328.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,047.50 : 170,647.48 = 71,729.96 : x
  2. Step 2: Convert to fraction form
    114,047.50/170,647.48 = 71,729.96/x
  3. Step 3: Cross multiply
    114,047.50x = 170,647.48 × 71,729.96
  4. Step 4: Simplify right side
    114,047.50x = 12,240,536,914.50
  5. Step 5: Solve for x
    x = 12,240,536,914.50/114,047.50
  6. Step 6: Final answer
    x = 107,328.41

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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.