Home / 217,048.88-326,072.36-153,154.12

Finding the Fourth Proportional to 217,048.88, 326,072.36 and 153,154.12

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Solution

The fourth proportional to 217,048.88, 326,072.36 and 153,154.12 is: 230,083.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    217,048.88 : 326,072.36 = 153,154.12 : x
  2. Step 2: Convert to fraction form
    217,048.88/326,072.36 = 153,154.12/x
  3. Step 3: Cross multiply
    217,048.88x = 326,072.36 × 153,154.12
  4. Step 4: Simplify right side
    217,048.88x = 49,939,325,352.12
  5. Step 5: Solve for x
    x = 49,939,325,352.12/217,048.88
  6. Step 6: Final answer
    x = 230,083.31

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1.5x scale

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.