Home / 115,705.45-173,570.93-36,801.22

Finding the Fourth Proportional to 115,705.45, 173,570.93 and 36,801.22

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Solution

The fourth proportional to 115,705.45, 173,570.93 and 36,801.22 is: 55,205.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,705.45 : 173,570.93 = 36,801.22 : x
  2. Step 2: Convert to fraction form
    115,705.45/173,570.93 = 36,801.22/x
  3. Step 3: Cross multiply
    115,705.45x = 173,570.93 × 36,801.22
  4. Step 4: Simplify right side
    115,705.45x = 6,387,621,980.53
  5. Step 5: Solve for x
    x = 6,387,621,980.53/115,705.45
  6. Step 6: Final answer
    x = 55,205.89

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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.