Home / 190,663.71-285,997.26-48,509.17

Finding the Fourth Proportional to 190,663.71, 285,997.26 and 48,509.17

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Solution

The fourth proportional to 190,663.71, 285,997.26 and 48,509.17 is: 72,764.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,663.71 : 285,997.26 = 48,509.17 : x
  2. Step 2: Convert to fraction form
    190,663.71/285,997.26 = 48,509.17/x
  3. Step 3: Cross multiply
    190,663.71x = 285,997.26 × 48,509.17
  4. Step 4: Simplify right side
    190,663.71x = 13,873,489,704.87
  5. Step 5: Solve for x
    x = 13,873,489,704.87/190,663.71
  6. Step 6: Final answer
    x = 72,764.19

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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.