Home / 89,245.26-133,782.84-30,050.46

Finding the Fourth Proportional to 89,245.26, 133,782.84 and 30,050.46

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Solution

The fourth proportional to 89,245.26, 133,782.84 and 30,050.46 is: 45,047.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,245.26 : 133,782.84 = 30,050.46 : x
  2. Step 2: Convert to fraction form
    89,245.26/133,782.84 = 30,050.46/x
  3. Step 3: Cross multiply
    89,245.26x = 133,782.84 × 30,050.46
  4. Step 4: Simplify right side
    89,245.26x = 4,020,235,882.11
  5. Step 5: Solve for x
    x = 4,020,235,882.11/89,245.26
  6. Step 6: Final answer
    x = 45,047.05

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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.