Home / 71,421.55-107,139.62-24,668.35

Finding the Fourth Proportional to 71,421.55, 107,139.62 and 24,668.35

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Solution

The fourth proportional to 71,421.55, 107,139.62 and 24,668.35 is: 37,005.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,421.55 : 107,139.62 = 24,668.35 : x
  2. Step 2: Convert to fraction form
    71,421.55/107,139.62 = 24,668.35/x
  3. Step 3: Cross multiply
    71,421.55x = 107,139.62 × 24,668.35
  4. Step 4: Simplify right side
    71,421.55x = 2,642,957,253.84
  5. Step 5: Solve for x
    x = 2,642,957,253.84/71,421.55
  6. Step 6: Final answer
    x = 37,005.04

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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.