Home / 149,237.94-205,937.98-84,708.52

Finding the Fourth Proportional to 149,237.94, 205,937.98 and 84,708.52

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Solution

The fourth proportional to 149,237.94, 205,937.98 and 84,708.52 is: 116,891.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,237.94 : 205,937.98 = 84,708.52 : x
  2. Step 2: Convert to fraction form
    149,237.94/205,937.98 = 84,708.52/x
  3. Step 3: Cross multiply
    149,237.94x = 205,937.98 × 84,708.52
  4. Step 4: Simplify right side
    149,237.94x = 17,444,700,770.97
  5. Step 5: Solve for x
    x = 17,444,700,770.97/149,237.94
  6. Step 6: Final answer
    x = 116,891.86

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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.