Home / 208,084.33-312,179.35-58,325.25

Finding the Fourth Proportional to 208,084.33, 312,179.35 and 58,325.25

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Solution

The fourth proportional to 208,084.33, 312,179.35 and 58,325.25 is: 87,502.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    208,084.33 : 312,179.35 = 58,325.25 : x
  2. Step 2: Convert to fraction form
    208,084.33/312,179.35 = 58,325.25/x
  3. Step 3: Cross multiply
    208,084.33x = 312,179.35 × 58,325.25
  4. Step 4: Simplify right side
    208,084.33x = 18,207,938,633.59
  5. Step 5: Solve for x
    x = 18,207,938,633.59/208,084.33
  6. Step 6: Final answer
    x = 87,502.69

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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.