Home / 79,540.63-119,285.59-26,222.67

Finding the Fourth Proportional to 79,540.63, 119,285.59 and 26,222.67

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Solution

The fourth proportional to 79,540.63, 119,285.59 and 26,222.67 is: 39,325.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,540.63 : 119,285.59 = 26,222.67 : x
  2. Step 2: Convert to fraction form
    79,540.63/119,285.59 = 26,222.67/x
  3. Step 3: Cross multiply
    79,540.63x = 119,285.59 × 26,222.67
  4. Step 4: Simplify right side
    79,540.63x = 3,127,986,596.77
  5. Step 5: Solve for x
    x = 3,127,986,596.77/79,540.63
  6. Step 6: Final answer
    x = 39,325.65

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.