Home / 213,936.04-320,911.50-101,558.36

Finding the Fourth Proportional to 213,936.04, 320,911.50 and 101,558.36

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Solution

The fourth proportional to 213,936.04, 320,911.50 and 101,558.36 is: 152,341.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    213,936.04 : 320,911.50 = 101,558.36 : x
  2. Step 2: Convert to fraction form
    213,936.04/320,911.50 = 101,558.36/x
  3. Step 3: Cross multiply
    213,936.04x = 320,911.50 × 101,558.36
  4. Step 4: Simplify right side
    213,936.04x = 32,591,245,645.14
  5. Step 5: Solve for x
    x = 32,591,245,645.14/213,936.04
  6. Step 6: Final answer
    x = 152,341.07

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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.