Home / 190,148.99-285,204.87-49,907.61

Finding the Fourth Proportional to 190,148.99, 285,204.87 and 49,907.61

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Solution

The fourth proportional to 190,148.99, 285,204.87 and 49,907.61 is: 74,856.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,148.99 : 285,204.87 = 49,907.61 : x
  2. Step 2: Convert to fraction form
    190,148.99/285,204.87 = 49,907.61/x
  3. Step 3: Cross multiply
    190,148.99x = 285,204.87 × 49,907.61
  4. Step 4: Simplify right side
    190,148.99x = 14,233,893,422.06
  5. Step 5: Solve for x
    x = 14,233,893,422.06/190,148.99
  6. Step 6: Final answer
    x = 74,856.53

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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.