Home / 234,895.31-324,156.39-127,465.36

Finding the Fourth Proportional to 234,895.31, 324,156.39 and 127,465.36

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Solution

The fourth proportional to 234,895.31, 324,156.39 and 127,465.36 is: 175,902.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,895.31 : 324,156.39 = 127,465.36 : x
  2. Step 2: Convert to fraction form
    234,895.31/324,156.39 = 127,465.36/x
  3. Step 3: Cross multiply
    234,895.31x = 324,156.39 × 127,465.36
  4. Step 4: Simplify right side
    234,895.31x = 41,318,710,947.65
  5. Step 5: Solve for x
    x = 41,318,710,947.65/234,895.31
  6. Step 6: Final answer
    x = 175,902.66

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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.