Home / 219,565.81-302,883.94-133,551.10

Finding the Fourth Proportional to 219,565.81, 302,883.94 and 133,551.10

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Solution

The fourth proportional to 219,565.81, 302,883.94 and 133,551.10 is: 184,229.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,565.81 : 302,883.94 = 133,551.10 : x
  2. Step 2: Convert to fraction form
    219,565.81/302,883.94 = 133,551.10/x
  3. Step 3: Cross multiply
    219,565.81x = 302,883.94 × 133,551.10
  4. Step 4: Simplify right side
    219,565.81x = 40,450,483,359.33
  5. Step 5: Solve for x
    x = 40,450,483,359.33/219,565.81
  6. Step 6: Final answer
    x = 184,229.43

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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.