Home / 378,324.04-567,569.08-112,105.38

Finding the Fourth Proportional to 378,324.04, 567,569.08 and 112,105.38

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Solution

The fourth proportional to 378,324.04, 567,569.08 and 112,105.38 is: 168,182.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    378,324.04 : 567,569.08 = 112,105.38 : x
  2. Step 2: Convert to fraction form
    378,324.04/567,569.08 = 112,105.38/x
  3. Step 3: Cross multiply
    378,324.04x = 567,569.08 × 112,105.38
  4. Step 4: Simplify right side
    378,324.04x = 63,627,547,389.65
  5. Step 5: Solve for x
    x = 63,627,547,389.65/378,324.04
  6. Step 6: Final answer
    x = 168,182.67

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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.