Home / 213,554.37-320,419.98-93,549.33

Finding the Fourth Proportional to 213,554.37, 320,419.98 and 93,549.33

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Solution

The fourth proportional to 213,554.37, 320,419.98 and 93,549.33 is: 140,362.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    213,554.37 : 320,419.98 = 93,549.33 : x
  2. Step 2: Convert to fraction form
    213,554.37/320,419.98 = 93,549.33/x
  3. Step 3: Cross multiply
    213,554.37x = 320,419.98 × 93,549.33
  4. Step 4: Simplify right side
    213,554.37x = 29,975,074,184.51
  5. Step 5: Solve for x
    x = 29,975,074,184.51/213,554.37
  6. Step 6: Final answer
    x = 140,362.73

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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.