Home / 77,834.56-116,799.06-31,083.52

Finding the Fourth Proportional to 77,834.56, 116,799.06 and 31,083.52

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Solution

The fourth proportional to 77,834.56, 116,799.06 and 31,083.52 is: 46,644.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,834.56 : 116,799.06 = 31,083.52 : x
  2. Step 2: Convert to fraction form
    77,834.56/116,799.06 = 31,083.52/x
  3. Step 3: Cross multiply
    77,834.56x = 116,799.06 × 31,083.52
  4. Step 4: Simplify right side
    77,834.56x = 3,630,525,917.49
  5. Step 5: Solve for x
    x = 3,630,525,917.49/77,834.56
  6. Step 6: Final answer
    x = 46,644.14

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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.