Home / 104,831,142.87-144,624,364.64-69,565,578.27

Finding the Fourth Proportional to 104,831,142.87, 144,624,364.64 and 69,565,578.27

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Solution

The fourth proportional to 104,831,142.87, 144,624,364.64 and 69,565,578.27 is: 95,972,220.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,831,142.87 : 144,624,364.64 = 69,565,578.27 : x
  2. Step 2: Convert to fraction form
    104,831,142.87/144,624,364.64 = 69,565,578.27/x
  3. Step 3: Cross multiply
    104,831,142.87x = 144,624,364.64 × 69,565,578.27
  4. Step 4: Simplify right side
    104,831,142.87x = 10,060,877,557,765,112
  5. Step 5: Solve for x
    x = 10,060,877,557,765,112/104,831,142.87
  6. Step 6: Final answer
    x = 95,972,220.49

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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.