Home / 219,536.19-302,936.76-124,024.43

Finding the Fourth Proportional to 219,536.19, 302,936.76 and 124,024.43

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Solution

The fourth proportional to 219,536.19, 302,936.76 and 124,024.43 is: 171,140.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,536.19 : 302,936.76 = 124,024.43 : x
  2. Step 2: Convert to fraction form
    219,536.19/302,936.76 = 124,024.43/x
  3. Step 3: Cross multiply
    219,536.19x = 302,936.76 × 124,024.43
  4. Step 4: Simplify right side
    219,536.19x = 37,571,559,742.39
  5. Step 5: Solve for x
    x = 37,571,559,742.39/219,536.19
  6. Step 6: Final answer
    x = 171,140.62

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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.