Home / 217,938.54-326,907.33-58,014.51

Finding the Fourth Proportional to 217,938.54, 326,907.33 and 58,014.51

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Solution

The fourth proportional to 217,938.54, 326,907.33 and 58,014.51 is: 87,021.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    217,938.54 : 326,907.33 = 58,014.51 : x
  2. Step 2: Convert to fraction form
    217,938.54/326,907.33 = 58,014.51/x
  3. Step 3: Cross multiply
    217,938.54x = 326,907.33 × 58,014.51
  4. Step 4: Simplify right side
    217,938.54x = 18,965,368,565.36
  5. Step 5: Solve for x
    x = 18,965,368,565.36/217,938.54
  6. Step 6: Final answer
    x = 87,021.64

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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.