Home / 133,327.36-183,994.64-79,602.36

Finding the Fourth Proportional to 133,327.36, 183,994.64 and 79,602.36

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Solution

The fourth proportional to 133,327.36, 183,994.64 and 79,602.36 is: 109,852.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,327.36 : 183,994.64 = 79,602.36 : x
  2. Step 2: Convert to fraction form
    133,327.36/183,994.64 = 79,602.36/x
  3. Step 3: Cross multiply
    133,327.36x = 183,994.64 × 79,602.36
  4. Step 4: Simplify right side
    133,327.36x = 14,646,407,571.35
  5. Step 5: Solve for x
    x = 14,646,407,571.35/133,327.36
  6. Step 6: Final answer
    x = 109,852.98

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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.