Home / 92,708.03-138,282.66-84,194.07

Finding the Fourth Proportional to 92,708.03, 138,282.66 and 84,194.07

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Solution

The fourth proportional to 92,708.03, 138,282.66 and 84,194.07 is: 125,583.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,708.03 : 138,282.66 = 84,194.07 : x
  2. Step 2: Convert to fraction form
    92,708.03/138,282.66 = 84,194.07/x
  3. Step 3: Cross multiply
    92,708.03x = 138,282.66 × 84,194.07
  4. Step 4: Simplify right side
    92,708.03x = 11,642,579,955.83
  5. Step 5: Solve for x
    x = 11,642,579,955.83/92,708.03
  6. Step 6: Final answer
    x = 125,583.30

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.