Home / 251,743.34-377,616-101,986.46

Finding the Fourth Proportional to 251,743.34, 377,616 and 101,986.46

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Solution

The fourth proportional to 251,743.34, 377,616 and 101,986.46 is: 152,980.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,743.34 : 377,616 = 101,986.46 : x
  2. Step 2: Convert to fraction form
    251,743.34/377,616 = 101,986.46/x
  3. Step 3: Cross multiply
    251,743.34x = 377,616 × 101,986.46
  4. Step 4: Simplify right side
    251,743.34x = 38,511,719,079.36
  5. Step 5: Solve for x
    x = 38,511,719,079.36/251,743.34
  6. Step 6: Final answer
    x = 152,980.09

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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.