Home / 105,758.40-158,426.04-63,615.22

Finding the Fourth Proportional to 105,758.40, 158,426.04 and 63,615.22

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Solution

The fourth proportional to 105,758.40, 158,426.04 and 63,615.22 is: 95,295.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,758.40 : 158,426.04 = 63,615.22 : x
  2. Step 2: Convert to fraction form
    105,758.40/158,426.04 = 63,615.22/x
  3. Step 3: Cross multiply
    105,758.40x = 158,426.04 × 63,615.22
  4. Step 4: Simplify right side
    105,758.40x = 10,078,307,388.33
  5. Step 5: Solve for x
    x = 10,078,307,388.33/105,758.40
  6. Step 6: Final answer
    x = 95,295.57

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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.