Home / 110,683.26-152,742.21-62,936.61

Finding the Fourth Proportional to 110,683.26, 152,742.21 and 62,936.61

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Solution

The fourth proportional to 110,683.26, 152,742.21 and 62,936.61 is: 86,852.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,683.26 : 152,742.21 = 62,936.61 : x
  2. Step 2: Convert to fraction form
    110,683.26/152,742.21 = 62,936.61/x
  3. Step 3: Cross multiply
    110,683.26x = 152,742.21 × 62,936.61
  4. Step 4: Simplify right side
    110,683.26x = 9,613,076,901.31
  5. Step 5: Solve for x
    x = 9,613,076,901.31/110,683.26
  6. Step 6: Final answer
    x = 86,852.13

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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.