Home / 311,918.24-467,828.56-101,554.76

Finding the Fourth Proportional to 311,918.24, 467,828.56 and 101,554.76

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Solution

The fourth proportional to 311,918.24, 467,828.56 and 101,554.76 is: 152,316.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    311,918.24 : 467,828.56 = 101,554.76 : x
  2. Step 2: Convert to fraction form
    311,918.24/467,828.56 = 101,554.76/x
  3. Step 3: Cross multiply
    311,918.24x = 467,828.56 × 101,554.76
  4. Step 4: Simplify right side
    311,918.24x = 47,510,218,428.46
  5. Step 5: Solve for x
    x = 47,510,218,428.46/311,918.24
  6. Step 6: Final answer
    x = 152,316.25

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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.