Home / 245,595.03-338,967.57-153,757.04

Finding the Fourth Proportional to 245,595.03, 338,967.57 and 153,757.04

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Solution

The fourth proportional to 245,595.03, 338,967.57 and 153,757.04 is: 212,213.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    245,595.03 : 338,967.57 = 153,757.04 : x
  2. Step 2: Convert to fraction form
    245,595.03/338,967.57 = 153,757.04/x
  3. Step 3: Cross multiply
    245,595.03x = 338,967.57 × 153,757.04
  4. Step 4: Simplify right side
    245,595.03x = 52,118,648,524.36
  5. Step 5: Solve for x
    x = 52,118,648,524.36/245,595.03
  6. Step 6: Final answer
    x = 212,213.78

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.