Home / 80,526.98-111,130.09-44,717.60

Finding the Fourth Proportional to 80,526.98, 111,130.09 and 44,717.60

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Solution

The fourth proportional to 80,526.98, 111,130.09 and 44,717.60 is: 61,711.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,526.98 : 111,130.09 = 44,717.60 : x
  2. Step 2: Convert to fraction form
    80,526.98/111,130.09 = 44,717.60/x
  3. Step 3: Cross multiply
    80,526.98x = 111,130.09 × 44,717.60
  4. Step 4: Simplify right side
    80,526.98x = 4,969,470,245.14
  5. Step 5: Solve for x
    x = 4,969,470,245.14/80,526.98
  6. Step 6: Final answer
    x = 61,711.87

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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.