Home / 101,445,032.56-139,994,416.24-55,035,286.48

Finding the Fourth Proportional to 101,445,032.56, 139,994,416.24 and 55,035,286.48

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Solution

The fourth proportional to 101,445,032.56, 139,994,416.24 and 55,035,286.48 is: 75,948,842.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,445,032.56 : 139,994,416.24 = 55,035,286.48 : x
  2. Step 2: Convert to fraction form
    101,445,032.56/139,994,416.24 = 55,035,286.48/x
  3. Step 3: Cross multiply
    101,445,032.56x = 139,994,416.24 × 55,035,286.48
  4. Step 4: Simplify right side
    101,445,032.56x = 7,704,632,803,368,765
  5. Step 5: Solve for x
    x = 7,704,632,803,368,765/101,445,032.56
  6. Step 6: Final answer
    x = 75,948,842.53

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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.