Home / 367,128.18-550,586.43-100,897.38

Finding the Fourth Proportional to 367,128.18, 550,586.43 and 100,897.38

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Solution

The fourth proportional to 367,128.18, 550,586.43 and 100,897.38 is: 151,316.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    367,128.18 : 550,586.43 = 100,897.38 : x
  2. Step 2: Convert to fraction form
    367,128.18/550,586.43 = 100,897.38/x
  3. Step 3: Cross multiply
    367,128.18x = 550,586.43 × 100,897.38
  4. Step 4: Simplify right side
    367,128.18x = 55,552,728,250.55
  5. Step 5: Solve for x
    x = 55,552,728,250.55/367,128.18
  6. Step 6: Final answer
    x = 151,316.98

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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.