Home / 104,501.49-156,758.21-33,430.38

Finding the Fourth Proportional to 104,501.49, 156,758.21 and 33,430.38

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Solution

The fourth proportional to 104,501.49, 156,758.21 and 33,430.38 is: 50,147.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,501.49 : 156,758.21 = 33,430.38 : x
  2. Step 2: Convert to fraction form
    104,501.49/156,758.21 = 33,430.38/x
  3. Step 3: Cross multiply
    104,501.49x = 156,758.21 × 33,430.38
  4. Step 4: Simplify right side
    104,501.49x = 5,240,486,361.27
  5. Step 5: Solve for x
    x = 5,240,486,361.27/104,501.49
  6. Step 6: Final answer
    x = 50,147.48

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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.