Home / 121,336.30-182,004.45-110,838.70

Finding the Fourth Proportional to 121,336.30, 182,004.45 and 110,838.70

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Solution

The fourth proportional to 121,336.30, 182,004.45 and 110,838.70 is: 166,258.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,336.30 : 182,004.45 = 110,838.70 : x
  2. Step 2: Convert to fraction form
    121,336.30/182,004.45 = 110,838.70/x
  3. Step 3: Cross multiply
    121,336.30x = 182,004.45 × 110,838.70
  4. Step 4: Simplify right side
    121,336.30x = 20,173,136,632.22
  5. Step 5: Solve for x
    x = 20,173,136,632.22/121,336.30
  6. Step 6: Final answer
    x = 166,258.05

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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.