Home / 104,526.36-144,249.06-56,782.44

Finding the Fourth Proportional to 104,526.36, 144,249.06 and 56,782.44

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Solution

The fourth proportional to 104,526.36, 144,249.06 and 56,782.44 is: 78,361.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,526.36 : 144,249.06 = 56,782.44 : x
  2. Step 2: Convert to fraction form
    104,526.36/144,249.06 = 56,782.44/x
  3. Step 3: Cross multiply
    104,526.36x = 144,249.06 × 56,782.44
  4. Step 4: Simplify right side
    104,526.36x = 8,190,813,594.51
  5. Step 5: Solve for x
    x = 8,190,813,594.51/104,526.36
  6. Step 6: Final answer
    x = 78,361.22

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.