Home / 190,167.84-285,240.24-49,923.36

Finding the Fourth Proportional to 190,167.84, 285,240.24 and 49,923.36

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Solution

The fourth proportional to 190,167.84, 285,240.24 and 49,923.36 is: 74,882.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,167.84 : 285,240.24 = 49,923.36 : x
  2. Step 2: Convert to fraction form
    190,167.84/285,240.24 = 49,923.36/x
  3. Step 3: Cross multiply
    190,167.84x = 285,240.24 × 49,923.36
  4. Step 4: Simplify right side
    190,167.84x = 14,240,151,188.01
  5. Step 5: Solve for x
    x = 14,240,151,188.01/190,167.84
  6. Step 6: Final answer
    x = 74,882.02

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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.