Home / 82,511.42-113,864.01-44,785.67

Finding the Fourth Proportional to 82,511.42, 113,864.01 and 44,785.67

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Solution

The fourth proportional to 82,511.42, 113,864.01 and 44,785.67 is: 61,803.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,511.42 : 113,864.01 = 44,785.67 : x
  2. Step 2: Convert to fraction form
    82,511.42/113,864.01 = 44,785.67/x
  3. Step 3: Cross multiply
    82,511.42x = 113,864.01 × 44,785.67
  4. Step 4: Simplify right side
    82,511.42x = 5,099,475,976.74
  5. Step 5: Solve for x
    x = 5,099,475,976.74/82,511.42
  6. Step 6: Final answer
    x = 61,803.27

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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.