Home / 234,137.07-351,312.26-99,238.05

Finding the Fourth Proportional to 234,137.07, 351,312.26 and 99,238.05

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Solution

The fourth proportional to 234,137.07, 351,312.26 and 99,238.05 is: 148,902.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,137.07 : 351,312.26 = 99,238.05 : x
  2. Step 2: Convert to fraction form
    234,137.07/351,312.26 = 99,238.05/x
  3. Step 3: Cross multiply
    234,137.07x = 351,312.26 × 99,238.05
  4. Step 4: Simplify right side
    234,137.07x = 34,863,543,127.30
  5. Step 5: Solve for x
    x = 34,863,543,127.30/234,137.07
  6. Step 6: Final answer
    x = 148,902.28

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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.