Home / 113,371,805.20-170,074,296.60-36,681,782.80

Finding the Fourth Proportional to 113,371,805.20, 170,074,296.60 and 36,681,782.80

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Solution

The fourth proportional to 113,371,805.20, 170,074,296.60 and 36,681,782.80 is: 55,028,041.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,371,805.20 : 170,074,296.60 = 36,681,782.80 : x
  2. Step 2: Convert to fraction form
    113,371,805.20/170,074,296.60 = 36,681,782.80/x
  3. Step 3: Cross multiply
    113,371,805.20x = 170,074,296.60 × 36,681,782.80
  4. Step 4: Simplify right side
    113,371,805.20x = 6,238,628,407,743,978
  5. Step 5: Solve for x
    x = 6,238,628,407,743,978/113,371,805.20
  6. Step 6: Final answer
    x = 55,028,041.56

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.