Home / 91,017-125,604.06-50,733.32

Finding the Fourth Proportional to 91,017, 125,604.06 and 50,733.32

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Solution

The fourth proportional to 91,017, 125,604.06 and 50,733.32 is: 70,012.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,017 : 125,604.06 = 50,733.32 : x
  2. Step 2: Convert to fraction form
    91,017/125,604.06 = 50,733.32/x
  3. Step 3: Cross multiply
    91,017x = 125,604.06 × 50,733.32
  4. Step 4: Simplify right side
    91,017x = 6,372,310,341.26
  5. Step 5: Solve for x
    x = 6,372,310,341.26/91,017
  6. Step 6: Final answer
    x = 70,012.31

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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.