Home / 179,746.95-269,363.49-131,987.31

Finding the Fourth Proportional to 179,746.95, 269,363.49 and 131,987.31

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Solution

The fourth proportional to 179,746.95, 269,363.49 and 131,987.31 is: 197,792.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,746.95 : 269,363.49 = 131,987.31 : x
  2. Step 2: Convert to fraction form
    179,746.95/269,363.49 = 131,987.31/x
  3. Step 3: Cross multiply
    179,746.95x = 269,363.49 × 131,987.31
  4. Step 4: Simplify right side
    179,746.95x = 35,552,562,457.31
  5. Step 5: Solve for x
    x = 35,552,562,457.31/179,746.95
  6. Step 6: Final answer
    x = 197,792.30

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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.