Home / 210,043.20-314,734.56-131,039.04

Finding the Fourth Proportional to 210,043.20, 314,734.56 and 131,039.04

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Solution

The fourth proportional to 210,043.20, 314,734.56 and 131,039.04 is: 196,352.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    210,043.20 : 314,734.56 = 131,039.04 : x
  2. Step 2: Convert to fraction form
    210,043.20/314,734.56 = 131,039.04/x
  3. Step 3: Cross multiply
    210,043.20x = 314,734.56 × 131,039.04
  4. Step 4: Simplify right side
    210,043.20x = 41,242,514,597.22
  5. Step 5: Solve for x
    x = 41,242,514,597.22/210,043.20
  6. Step 6: Final answer
    x = 196,352.53

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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.