Home / 199,191.15-274,880.37-108,547.91

Finding the Fourth Proportional to 199,191.15, 274,880.37 and 108,547.91

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Solution

The fourth proportional to 199,191.15, 274,880.37 and 108,547.91 is: 149,794.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,191.15 : 274,880.37 = 108,547.91 : x
  2. Step 2: Convert to fraction form
    199,191.15/274,880.37 = 108,547.91/x
  3. Step 3: Cross multiply
    199,191.15x = 274,880.37 × 108,547.91
  4. Step 4: Simplify right side
    199,191.15x = 29,837,688,289.12
  5. Step 5: Solve for x
    x = 29,837,688,289.12/199,191.15
  6. Step 6: Final answer
    x = 149,794.25

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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.