Home / 302,094.90-453,142.39-143,843.58

Finding the Fourth Proportional to 302,094.90, 453,142.39 and 143,843.58

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Solution

The fourth proportional to 302,094.90, 453,142.39 and 143,843.58 is: 215,765.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,094.90 : 453,142.39 = 143,843.58 : x
  2. Step 2: Convert to fraction form
    302,094.90/453,142.39 = 143,843.58/x
  3. Step 3: Cross multiply
    302,094.90x = 453,142.39 × 143,843.58
  4. Step 4: Simplify right side
    302,094.90x = 65,181,623,627.36
  5. Step 5: Solve for x
    x = 65,181,623,627.36/302,094.90
  6. Step 6: Final answer
    x = 215,765.39

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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.