Home / 246,109.55-339,638.24-138,673.67

Finding the Fourth Proportional to 246,109.55, 339,638.24 and 138,673.67

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Solution

The fourth proportional to 246,109.55, 339,638.24 and 138,673.67 is: 191,373.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    246,109.55 : 339,638.24 = 138,673.67 : x
  2. Step 2: Convert to fraction form
    246,109.55/339,638.24 = 138,673.67/x
  3. Step 3: Cross multiply
    246,109.55x = 339,638.24 × 138,673.67
  4. Step 4: Simplify right side
    246,109.55x = 47,098,880,519.77
  5. Step 5: Solve for x
    x = 47,098,880,519.77/246,109.55
  6. Step 6: Final answer
    x = 191,373.64

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1.5x scale

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.