Home / 251,316.60-377,040.51-131,381.52

Finding the Fourth Proportional to 251,316.60, 377,040.51 and 131,381.52

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Solution

The fourth proportional to 251,316.60, 377,040.51 and 131,381.52 is: 197,106.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,316.60 : 377,040.51 = 131,381.52 : x
  2. Step 2: Convert to fraction form
    251,316.60/377,040.51 = 131,381.52/x
  3. Step 3: Cross multiply
    251,316.60x = 377,040.51 × 131,381.52
  4. Step 4: Simplify right side
    251,316.60x = 49,536,155,305.38
  5. Step 5: Solve for x
    x = 49,536,155,305.38/251,316.60
  6. Step 6: Final answer
    x = 197,106.58

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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.