Home / 92,144.51-138,162.23-35,918.98

Finding the Fourth Proportional to 92,144.51, 138,162.23 and 35,918.98

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Solution

The fourth proportional to 92,144.51, 138,162.23 and 35,918.98 is: 53,857.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,144.51 : 138,162.23 = 35,918.98 : x
  2. Step 2: Convert to fraction form
    92,144.51/138,162.23 = 35,918.98/x
  3. Step 3: Cross multiply
    92,144.51x = 138,162.23 × 35,918.98
  4. Step 4: Simplify right side
    92,144.51x = 4,962,646,196.53
  5. Step 5: Solve for x
    x = 4,962,646,196.53/92,144.51
  6. Step 6: Final answer
    x = 53,857.21

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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.