Home / 142,313.29-213,469.70-37,132.27

Finding the Fourth Proportional to 142,313.29, 213,469.70 and 37,132.27

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Solution

The fourth proportional to 142,313.29, 213,469.70 and 37,132.27 is: 55,698.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    142,313.29 : 213,469.70 = 37,132.27 : x
  2. Step 2: Convert to fraction form
    142,313.29/213,469.70 = 37,132.27/x
  3. Step 3: Cross multiply
    142,313.29x = 213,469.70 × 37,132.27
  4. Step 4: Simplify right side
    142,313.29x = 7,926,613,817.88
  5. Step 5: Solve for x
    x = 7,926,613,817.88/142,313.29
  6. Step 6: Final answer
    x = 55,698.34

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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.