Home / 55,946.24-77,039.28-54,704.48

Finding the Fourth Proportional to 55,946.24, 77,039.28 and 54,704.48

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Solution

The fourth proportional to 55,946.24, 77,039.28 and 54,704.48 is: 75,329.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,946.24 : 77,039.28 = 54,704.48 : x
  2. Step 2: Convert to fraction form
    55,946.24/77,039.28 = 54,704.48/x
  3. Step 3: Cross multiply
    55,946.24x = 77,039.28 × 54,704.48
  4. Step 4: Simplify right side
    55,946.24x = 4,214,393,751.97
  5. Step 5: Solve for x
    x = 4,214,393,751.97/55,946.24
  6. Step 6: Final answer
    x = 75,329.35

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.