Home / 219,564.47-302,882.09-133,549.76

Finding the Fourth Proportional to 219,564.47, 302,882.09 and 133,549.76

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Solution

The fourth proportional to 219,564.47, 302,882.09 and 133,549.76 is: 184,227.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,564.47 : 302,882.09 = 133,549.76 : x
  2. Step 2: Convert to fraction form
    219,564.47/302,882.09 = 133,549.76/x
  3. Step 3: Cross multiply
    219,564.47x = 302,882.09 × 133,549.76
  4. Step 4: Simplify right side
    219,564.47x = 40,449,828,245.64
  5. Step 5: Solve for x
    x = 40,449,828,245.64/219,564.47
  6. Step 6: Final answer
    x = 184,227.57

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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.