Home / 142,426.68-213,668.84-63,540.91

Finding the Fourth Proportional to 142,426.68, 213,668.84 and 63,540.91

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Solution

The fourth proportional to 142,426.68, 213,668.84 and 63,540.91 is: 95,324.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    142,426.68 : 213,668.84 = 63,540.91 : x
  2. Step 2: Convert to fraction form
    142,426.68/213,668.84 = 63,540.91/x
  3. Step 3: Cross multiply
    142,426.68x = 213,668.84 × 63,540.91
  4. Step 4: Simplify right side
    142,426.68x = 13,576,712,532.24
  5. Step 5: Solve for x
    x = 13,576,712,532.24/142,426.68
  6. Step 6: Final answer
    x = 95,324.22

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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.