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Finding the Fourth Proportional to 77,798.78, 107,362.96 and 44,266.94

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Solution

The fourth proportional to 77,798.78, 107,362.96 and 44,266.94 is: 61,088.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,798.78 : 107,362.96 = 44,266.94 : x
  2. Step 2: Convert to fraction form
    77,798.78/107,362.96 = 44,266.94/x
  3. Step 3: Cross multiply
    77,798.78x = 107,362.96 × 44,266.94
  4. Step 4: Simplify right side
    77,798.78x = 4,752,629,708.54
  5. Step 5: Solve for x
    x = 4,752,629,708.54/77,798.78
  6. Step 6: Final answer
    x = 61,088.74

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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.