Home / 80,116.75-110,574.97-48,285.67

Finding the Fourth Proportional to 80,116.75, 110,574.97 and 48,285.67

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Solution

The fourth proportional to 80,116.75, 110,574.97 and 48,285.67 is: 66,642.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,116.75 : 110,574.97 = 48,285.67 : x
  2. Step 2: Convert to fraction form
    80,116.75/110,574.97 = 48,285.67/x
  3. Step 3: Cross multiply
    80,116.75x = 110,574.97 × 48,285.67
  4. Step 4: Simplify right side
    80,116.75x = 5,339,186,593.46
  5. Step 5: Solve for x
    x = 5,339,186,593.46/80,116.75
  6. Step 6: Final answer
    x = 66,642.58

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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.