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Finding the Fourth Proportional to 350,943.68, 526,081.44 and 114,119.84

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Solution

The fourth proportional to 350,943.68, 526,081.44 and 114,119.84 is: 171,071.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    350,943.68 : 526,081.44 = 114,119.84 : x
  2. Step 2: Convert to fraction form
    350,943.68/526,081.44 = 114,119.84/x
  3. Step 3: Cross multiply
    350,943.68x = 526,081.44 × 114,119.84
  4. Step 4: Simplify right side
    350,943.68x = 60,036,329,759.77
  5. Step 5: Solve for x
    x = 60,036,329,759.77/350,943.68
  6. Step 6: Final answer
    x = 171,071.12

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.