Home / 161,892.48-223,286.04-143,762.25

Finding the Fourth Proportional to 161,892.48, 223,286.04 and 143,762.25

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Solution

The fourth proportional to 161,892.48, 223,286.04 and 143,762.25 is: 198,280.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,892.48 : 223,286.04 = 143,762.25 : x
  2. Step 2: Convert to fraction form
    161,892.48/223,286.04 = 143,762.25/x
  3. Step 3: Cross multiply
    161,892.48x = 223,286.04 × 143,762.25
  4. Step 4: Simplify right side
    161,892.48x = 32,100,103,503.99
  5. Step 5: Solve for x
    x = 32,100,103,503.99/161,892.48
  6. Step 6: Final answer
    x = 198,280.39

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.