Home / 53,946.47-80,863.52-30,219.23

Finding the Fourth Proportional to 53,946.47, 80,863.52 and 30,219.23

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Solution

The fourth proportional to 53,946.47, 80,863.52 and 30,219.23 is: 45,297.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,946.47 : 80,863.52 = 30,219.23 : x
  2. Step 2: Convert to fraction form
    53,946.47/80,863.52 = 30,219.23/x
  3. Step 3: Cross multiply
    53,946.47x = 80,863.52 × 30,219.23
  4. Step 4: Simplify right side
    53,946.47x = 2,443,632,754.08
  5. Step 5: Solve for x
    x = 2,443,632,754.08/53,946.47
  6. Step 6: Final answer
    x = 45,297.37

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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.