Home / 146,307.36-219,467.13-71,338.21

Finding the Fourth Proportional to 146,307.36, 219,467.13 and 71,338.21

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Solution

The fourth proportional to 146,307.36, 219,467.13 and 71,338.21 is: 107,010.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,307.36 : 219,467.13 = 71,338.21 : x
  2. Step 2: Convert to fraction form
    146,307.36/219,467.13 = 71,338.21/x
  3. Step 3: Cross multiply
    146,307.36x = 219,467.13 × 71,338.21
  4. Step 4: Simplify right side
    146,307.36x = 15,656,392,208.04
  5. Step 5: Solve for x
    x = 15,656,392,208.04/146,307.36
  6. Step 6: Final answer
    x = 107,010.29

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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.