Home / 105,844.28-146,059.76-62,825.65

Finding the Fourth Proportional to 105,844.28, 146,059.76 and 62,825.65

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Solution

The fourth proportional to 105,844.28, 146,059.76 and 62,825.65 is: 86,696.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,844.28 : 146,059.76 = 62,825.65 : x
  2. Step 2: Convert to fraction form
    105,844.28/146,059.76 = 62,825.65/x
  3. Step 3: Cross multiply
    105,844.28x = 146,059.76 × 62,825.65
  4. Step 4: Simplify right side
    105,844.28x = 9,176,299,152.76
  5. Step 5: Solve for x
    x = 9,176,299,152.76/105,844.28
  6. Step 6: Final answer
    x = 86,696.23

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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.