Home / 213,936.04-320,911.50-101,558.37

Finding the Fourth Proportional to 213,936.04, 320,911.50 and 101,558.37

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Solution

The fourth proportional to 213,936.04, 320,911.50 and 101,558.37 is: 152,341.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    213,936.04 : 320,911.50 = 101,558.37 : x
  2. Step 2: Convert to fraction form
    213,936.04/320,911.50 = 101,558.37/x
  3. Step 3: Cross multiply
    213,936.04x = 320,911.50 × 101,558.37
  4. Step 4: Simplify right side
    213,936.04x = 32,591,248,854.26
  5. Step 5: Solve for x
    x = 32,591,248,854.26/213,936.04
  6. Step 6: Final answer
    x = 152,341.09

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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.