Home / 105,637.35-158,422.95-35,500.26

Finding the Fourth Proportional to 105,637.35, 158,422.95 and 35,500.26

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Solution

The fourth proportional to 105,637.35, 158,422.95 and 35,500.26 is: 53,239.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,637.35 : 158,422.95 = 35,500.26 : x
  2. Step 2: Convert to fraction form
    105,637.35/158,422.95 = 35,500.26/x
  3. Step 3: Cross multiply
    105,637.35x = 158,422.95 × 35,500.26
  4. Step 4: Simplify right side
    105,637.35x = 5,624,055,914.97
  5. Step 5: Solve for x
    x = 5,624,055,914.97/105,637.35
  6. Step 6: Final answer
    x = 53,239.27

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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.