Home / 77,677.03-107,091.07-50,773.29

Finding the Fourth Proportional to 77,677.03, 107,091.07 and 50,773.29

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Solution

The fourth proportional to 77,677.03, 107,091.07 and 50,773.29 is: 69,999.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,677.03 : 107,091.07 = 50,773.29 : x
  2. Step 2: Convert to fraction form
    77,677.03/107,091.07 = 50,773.29/x
  3. Step 3: Cross multiply
    77,677.03x = 107,091.07 × 50,773.29
  4. Step 4: Simplify right side
    77,677.03x = 5,437,365,953.52
  5. Step 5: Solve for x
    x = 5,437,365,953.52/77,677.03
  6. Step 6: Final answer
    x = 69,999.66

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1.5x scale

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.