Home / 97,131.07-145,658.26-47,196.37

Finding the Fourth Proportional to 97,131.07, 145,658.26 and 47,196.37

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Solution

The fourth proportional to 97,131.07, 145,658.26 and 47,196.37 is: 70,775.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,131.07 : 145,658.26 = 47,196.37 : x
  2. Step 2: Convert to fraction form
    97,131.07/145,658.26 = 47,196.37/x
  3. Step 3: Cross multiply
    97,131.07x = 145,658.26 × 47,196.37
  4. Step 4: Simplify right side
    97,131.07x = 6,874,541,132.52
  5. Step 5: Solve for x
    x = 6,874,541,132.52/97,131.07
  6. Step 6: Final answer
    x = 70,775.92

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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.