Home / 179,816.66-248,158.32-103,360.22

Finding the Fourth Proportional to 179,816.66, 248,158.32 and 103,360.22

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Solution

The fourth proportional to 179,816.66, 248,158.32 and 103,360.22 is: 142,643.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,816.66 : 248,158.32 = 103,360.22 : x
  2. Step 2: Convert to fraction form
    179,816.66/248,158.32 = 103,360.22/x
  3. Step 3: Cross multiply
    179,816.66x = 248,158.32 × 103,360.22
  4. Step 4: Simplify right side
    179,816.66x = 25,649,698,550.03
  5. Step 5: Solve for x
    x = 25,649,698,550.03/179,816.66
  6. Step 6: Final answer
    x = 142,643.62

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1.5x scale

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.