Home / 295,120.16-442,684.19-92,709.67

Finding the Fourth Proportional to 295,120.16, 442,684.19 and 92,709.67

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Solution

The fourth proportional to 295,120.16, 442,684.19 and 92,709.67 is: 139,065.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,120.16 : 442,684.19 = 92,709.67 : x
  2. Step 2: Convert to fraction form
    295,120.16/442,684.19 = 92,709.67/x
  3. Step 3: Cross multiply
    295,120.16x = 442,684.19 × 92,709.67
  4. Step 4: Simplify right side
    295,120.16x = 41,041,105,169.12
  5. Step 5: Solve for x
    x = 41,041,105,169.12/295,120.16
  6. Step 6: Final answer
    x = 139,065.75

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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.