Home / 105,185.60-157,603.44-73,955.36

Finding the Fourth Proportional to 105,185.60, 157,603.44 and 73,955.36

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Solution

The fourth proportional to 105,185.60, 157,603.44 and 73,955.36 is: 110,810.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,185.60 : 157,603.44 = 73,955.36 : x
  2. Step 2: Convert to fraction form
    105,185.60/157,603.44 = 73,955.36/x
  3. Step 3: Cross multiply
    105,185.60x = 157,603.44 × 73,955.36
  4. Step 4: Simplify right side
    105,185.60x = 11,655,619,142.44
  5. Step 5: Solve for x
    x = 11,655,619,142.44/105,185.60
  6. Step 6: Final answer
    x = 110,810.03

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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.