Home / 210,196.48-314,730.24-131,153.92

Finding the Fourth Proportional to 210,196.48, 314,730.24 and 131,153.92

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Solution

The fourth proportional to 210,196.48, 314,730.24 and 131,153.92 is: 196,378.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    210,196.48 : 314,730.24 = 131,153.92 : x
  2. Step 2: Convert to fraction form
    210,196.48/314,730.24 = 131,153.92/x
  3. Step 3: Cross multiply
    210,196.48x = 314,730.24 × 131,153.92
  4. Step 4: Simplify right side
    210,196.48x = 41,278,104,718.54
  5. Step 5: Solve for x
    x = 41,278,104,718.54/210,196.48
  6. Step 6: Final answer
    x = 196,378.67

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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.