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Finding the Fourth Proportional to 110,025.68, 151,804.74 and 62,278

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Solution

The fourth proportional to 110,025.68, 151,804.74 and 62,278 is: 85,926.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,025.68 : 151,804.74 = 62,278 : x
  2. Step 2: Convert to fraction form
    110,025.68/151,804.74 = 62,278/x
  3. Step 3: Cross multiply
    110,025.68x = 151,804.74 × 62,278
  4. Step 4: Simplify right side
    110,025.68x = 9,454,095,597.72
  5. Step 5: Solve for x
    x = 9,454,095,597.72/110,025.68
  6. Step 6: Final answer
    x = 85,926.26

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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.