Home / 56,142.90-84,169.64-32,423.47

Finding the Fourth Proportional to 56,142.90, 84,169.64 and 32,423.47

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Solution

The fourth proportional to 56,142.90, 84,169.64 and 32,423.47 is: 48,609.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,142.90 : 84,169.64 = 32,423.47 : x
  2. Step 2: Convert to fraction form
    56,142.90/84,169.64 = 32,423.47/x
  3. Step 3: Cross multiply
    56,142.90x = 84,169.64 × 32,423.47
  4. Step 4: Simplify right side
    56,142.90x = 2,729,071,668.09
  5. Step 5: Solve for x
    x = 2,729,071,668.09/56,142.90
  6. Step 6: Final answer
    x = 48,609.38

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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.