Home / 190,748.94-263,221.29-119,124.69

Finding the Fourth Proportional to 190,748.94, 263,221.29 and 119,124.69

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Solution

The fourth proportional to 190,748.94, 263,221.29 and 119,124.69 is: 164,384.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,748.94 : 263,221.29 = 119,124.69 : x
  2. Step 2: Convert to fraction form
    190,748.94/263,221.29 = 119,124.69/x
  3. Step 3: Cross multiply
    190,748.94x = 263,221.29 × 119,124.69
  4. Step 4: Simplify right side
    190,748.94x = 31,356,154,572.65
  5. Step 5: Solve for x
    x = 31,356,154,572.65/190,748.94
  6. Step 6: Final answer
    x = 164,384.42

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.