Home / 155,467.08-233,315.91-115,578.36

Finding the Fourth Proportional to 155,467.08, 233,315.91 and 115,578.36

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Solution

The fourth proportional to 155,467.08, 233,315.91 and 115,578.36 is: 173,453.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,467.08 : 233,315.91 = 115,578.36 : x
  2. Step 2: Convert to fraction form
    155,467.08/233,315.91 = 115,578.36/x
  3. Step 3: Cross multiply
    155,467.08x = 233,315.91 × 115,578.36
  4. Step 4: Simplify right side
    155,467.08x = 26,966,270,239.71
  5. Step 5: Solve for x
    x = 26,966,270,239.71/155,467.08
  6. Step 6: Final answer
    x = 173,453.25

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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.