Home / 372,890.78-559,358.27-116,771.25

Finding the Fourth Proportional to 372,890.78, 559,358.27 and 116,771.25

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Solution

The fourth proportional to 372,890.78, 559,358.27 and 116,771.25 is: 175,163.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    372,890.78 : 559,358.27 = 116,771.25 : x
  2. Step 2: Convert to fraction form
    372,890.78/559,358.27 = 116,771.25/x
  3. Step 3: Cross multiply
    372,890.78x = 559,358.27 × 116,771.25
  4. Step 4: Simplify right side
    372,890.78x = 65,316,964,385.74
  5. Step 5: Solve for x
    x = 65,316,964,385.74/372,890.78
  6. Step 6: Final answer
    x = 175,163.80

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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.