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Finding the Fourth Proportional to 350,584.51, 526,113.38 and 137,325.96

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Solution

The fourth proportional to 350,584.51, 526,113.38 and 137,325.96 is: 206,081.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    350,584.51 : 526,113.38 = 137,325.96 : x
  2. Step 2: Convert to fraction form
    350,584.51/526,113.38 = 137,325.96/x
  3. Step 3: Cross multiply
    350,584.51x = 526,113.38 × 137,325.96
  4. Step 4: Simplify right side
    350,584.51x = 72,249,026,606.96
  5. Step 5: Solve for x
    x = 72,249,026,606.96/350,584.51
  6. Step 6: Final answer
    x = 206,081.63

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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.