Home / 295,121.16-442,685.69-92,710.67

Finding the Fourth Proportional to 295,121.16, 442,685.69 and 92,710.67

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Solution

The fourth proportional to 295,121.16, 442,685.69 and 92,710.67 is: 139,067.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,121.16 : 442,685.69 = 92,710.67 : x
  2. Step 2: Convert to fraction form
    295,121.16/442,685.69 = 92,710.67/x
  3. Step 3: Cross multiply
    295,121.16x = 442,685.69 × 92,710.67
  4. Step 4: Simplify right side
    295,121.16x = 41,041,686,919.31
  5. Step 5: Solve for x
    x = 41,041,686,919.31/295,121.16
  6. Step 6: Final answer
    x = 139,067.25

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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.