Home / 80,192.03-110,661.59-44,378.69

Finding the Fourth Proportional to 80,192.03, 110,661.59 and 44,378.69

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Solution

The fourth proportional to 80,192.03, 110,661.59 and 44,378.69 is: 61,240.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,192.03 : 110,661.59 = 44,378.69 : x
  2. Step 2: Convert to fraction form
    80,192.03/110,661.59 = 44,378.69/x
  3. Step 3: Cross multiply
    80,192.03x = 110,661.59 × 44,378.69
  4. Step 4: Simplify right side
    80,192.03x = 4,911,015,955.16
  5. Step 5: Solve for x
    x = 4,911,015,955.16/80,192.03
  6. Step 6: Final answer
    x = 61,240.70

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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.