Home / 104,241,351.76-143,853,009.75-57,198,734.20

Finding the Fourth Proportional to 104,241,351.76, 143,853,009.75 and 57,198,734.20

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Solution

The fourth proportional to 104,241,351.76, 143,853,009.75 and 57,198,734.20 is: 78,934,222.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,241,351.76 : 143,853,009.75 = 57,198,734.20 : x
  2. Step 2: Convert to fraction form
    104,241,351.76/143,853,009.75 = 57,198,734.20/x
  3. Step 3: Cross multiply
    104,241,351.76x = 143,853,009.75 × 57,198,734.20
  4. Step 4: Simplify right side
    104,241,351.76x = 8,228,210,068,560,259
  5. Step 5: Solve for x
    x = 8,228,210,068,560,259/104,241,351.76
  6. Step 6: Final answer
    x = 78,934,222.64

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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.