Home / 210,341.36-315,604.20-110,478.44

Finding the Fourth Proportional to 210,341.36, 315,604.20 and 110,478.44

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Solution

The fourth proportional to 210,341.36, 315,604.20 and 110,478.44 is: 165,766.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    210,341.36 : 315,604.20 = 110,478.44 : x
  2. Step 2: Convert to fraction form
    210,341.36/315,604.20 = 110,478.44/x
  3. Step 3: Cross multiply
    210,341.36x = 315,604.20 × 110,478.44
  4. Step 4: Simplify right side
    210,341.36x = 34,867,459,673.45
  5. Step 5: Solve for x
    x = 34,867,459,673.45/210,341.36
  6. Step 6: Final answer
    x = 165,766.07

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1.5x scale

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.