Home / 246,139.82-339,736.15-160,312.67

Finding the Fourth Proportional to 246,139.82, 339,736.15 and 160,312.67

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Solution

The fourth proportional to 246,139.82, 339,736.15 and 160,312.67 is: 221,272.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    246,139.82 : 339,736.15 = 160,312.67 : x
  2. Step 2: Convert to fraction form
    246,139.82/339,736.15 = 160,312.67/x
  3. Step 3: Cross multiply
    246,139.82x = 339,736.15 × 160,312.67
  4. Step 4: Simplify right side
    246,139.82x = 54,464,009,131.49
  5. Step 5: Solve for x
    x = 54,464,009,131.49/246,139.82
  6. Step 6: Final answer
    x = 221,272.65

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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.