Home / 77,849.25-116,347.33-56,833.54

Finding the Fourth Proportional to 77,849.25, 116,347.33 and 56,833.54

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Solution

The fourth proportional to 77,849.25, 116,347.33 and 56,833.54 is: 84,938.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,849.25 : 116,347.33 = 56,833.54 : x
  2. Step 2: Convert to fraction form
    77,849.25/116,347.33 = 56,833.54/x
  3. Step 3: Cross multiply
    77,849.25x = 116,347.33 × 56,833.54
  4. Step 4: Simplify right side
    77,849.25x = 6,612,430,633.45
  5. Step 5: Solve for x
    x = 6,612,430,633.45/77,849.25
  6. Step 6: Final answer
    x = 84,938.91

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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.