Home / 135,923.41-187,569.09-75,497.91

Finding the Fourth Proportional to 135,923.41, 187,569.09 and 75,497.91

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Solution

The fourth proportional to 135,923.41, 187,569.09 and 75,497.91 is: 104,184.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,923.41 : 187,569.09 = 75,497.91 : x
  2. Step 2: Convert to fraction form
    135,923.41/187,569.09 = 75,497.91/x
  3. Step 3: Cross multiply
    135,923.41x = 187,569.09 × 75,497.91
  4. Step 4: Simplify right side
    135,923.41x = 14,161,074,275.60
  5. Step 5: Solve for x
    x = 14,161,074,275.60/135,923.41
  6. Step 6: Final answer
    x = 104,184.22

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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.