Home / 251,747.84-377,855.12-127,176.32

Finding the Fourth Proportional to 251,747.84, 377,855.12 and 127,176.32

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Solution

The fourth proportional to 251,747.84, 377,855.12 and 127,176.32 is: 190,882.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,747.84 : 377,855.12 = 127,176.32 : x
  2. Step 2: Convert to fraction form
    251,747.84/377,855.12 = 127,176.32/x
  3. Step 3: Cross multiply
    251,747.84x = 377,855.12 × 127,176.32
  4. Step 4: Simplify right side
    251,747.84x = 48,054,223,654.76
  5. Step 5: Solve for x
    x = 48,054,223,654.76/251,747.84
  6. Step 6: Final answer
    x = 190,882.37

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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.