Home / 104,223.60-143,829.26-56,477.34

Finding the Fourth Proportional to 104,223.60, 143,829.26 and 56,477.34

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Solution

The fourth proportional to 104,223.60, 143,829.26 and 56,477.34 is: 77,939.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,223.60 : 143,829.26 = 56,477.34 : x
  2. Step 2: Convert to fraction form
    104,223.60/143,829.26 = 56,477.34/x
  3. Step 3: Cross multiply
    104,223.60x = 143,829.26 × 56,477.34
  4. Step 4: Simplify right side
    104,223.60x = 8,123,093,736.58
  5. Step 5: Solve for x
    x = 8,123,093,736.58/104,223.60
  6. Step 6: Final answer
    x = 77,939.10

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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.