Home / 105,844.96-158,764.08-35,718.40

Finding the Fourth Proportional to 105,844.96, 158,764.08 and 35,718.40

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Solution

The fourth proportional to 105,844.96, 158,764.08 and 35,718.40 is: 53,576.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,844.96 : 158,764.08 = 35,718.40 : x
  2. Step 2: Convert to fraction form
    105,844.96/158,764.08 = 35,718.40/x
  3. Step 3: Cross multiply
    105,844.96x = 158,764.08 × 35,718.40
  4. Step 4: Simplify right side
    105,844.96x = 5,670,798,915.07
  5. Step 5: Solve for x
    x = 5,670,798,915.07/105,844.96
  6. Step 6: Final answer
    x = 53,576.47

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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.