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Finding the Fourth Proportional to 234,031.94, 350,826.48 and 144,129.94

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Solution

The fourth proportional to 234,031.94, 350,826.48 and 144,129.94 is: 216,058.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,031.94 : 350,826.48 = 144,129.94 : x
  2. Step 2: Convert to fraction form
    234,031.94/350,826.48 = 144,129.94/x
  3. Step 3: Cross multiply
    234,031.94x = 350,826.48 × 144,129.94
  4. Step 4: Simplify right side
    234,031.94x = 50,564,599,512.81
  5. Step 5: Solve for x
    x = 50,564,599,512.81/234,031.94
  6. Step 6: Final answer
    x = 216,058.54

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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.