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Finding the Fourth Proportional to 110,055.95, 151,292.45 and 94,686

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Solution

The fourth proportional to 110,055.95, 151,292.45 and 94,686 is: 130,163.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,055.95 : 151,292.45 = 94,686 : x
  2. Step 2: Convert to fraction form
    110,055.95/151,292.45 = 94,686/x
  3. Step 3: Cross multiply
    110,055.95x = 151,292.45 × 94,686
  4. Step 4: Simplify right side
    110,055.95x = 14,325,276,920.70
  5. Step 5: Solve for x
    x = 14,325,276,920.70/110,055.95
  6. Step 6: Final answer
    x = 130,163.58

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.