Home / 104,942,916.15-144,821,727.32-57,899,987.25

Finding the Fourth Proportional to 104,942,916.15, 144,821,727.32 and 57,899,987.25

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Solution

The fourth proportional to 104,942,916.15, 144,821,727.32 and 57,899,987.25 is: 79,902,259.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,942,916.15 : 144,821,727.32 = 57,899,987.25 : x
  2. Step 2: Convert to fraction form
    104,942,916.15/144,821,727.32 = 57,899,987.25/x
  3. Step 3: Cross multiply
    104,942,916.15x = 144,821,727.32 × 57,899,987.25
  4. Step 4: Simplify right side
    104,942,916.15x = 8,385,176,165,350,976
  5. Step 5: Solve for x
    x = 8,385,176,165,350,976/104,942,916.15
  6. Step 6: Final answer
    x = 79,902,259.94

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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.