Home / 129,047.47-193,495.87-50,069.44

Finding the Fourth Proportional to 129,047.47, 193,495.87 and 50,069.44

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Solution

The fourth proportional to 129,047.47, 193,495.87 and 50,069.44 is: 75,074.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,047.47 : 193,495.87 = 50,069.44 : x
  2. Step 2: Convert to fraction form
    129,047.47/193,495.87 = 50,069.44/x
  3. Step 3: Cross multiply
    129,047.47x = 193,495.87 × 50,069.44
  4. Step 4: Simplify right side
    129,047.47x = 9,688,229,853.21
  5. Step 5: Solve for x
    x = 9,688,229,853.21/129,047.47
  6. Step 6: Final answer
    x = 75,074.93

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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.