Home / 144,538.72-216,583.32-100,252

Finding the Fourth Proportional to 144,538.72, 216,583.32 and 100,252

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Solution

The fourth proportional to 144,538.72, 216,583.32 and 100,252 is: 150,222.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,538.72 : 216,583.32 = 100,252 : x
  2. Step 2: Convert to fraction form
    144,538.72/216,583.32 = 100,252/x
  3. Step 3: Cross multiply
    144,538.72x = 216,583.32 × 100,252
  4. Step 4: Simplify right side
    144,538.72x = 21,712,910,996.64
  5. Step 5: Solve for x
    x = 21,712,910,996.64/144,538.72
  6. Step 6: Final answer
    x = 150,222.11

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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.