Home / 260,544.78-359,558.19-145,822.53

Finding the Fourth Proportional to 260,544.78, 359,558.19 and 145,822.53

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Solution

The fourth proportional to 260,544.78, 359,558.19 and 145,822.53 is: 201,238.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    260,544.78 : 359,558.19 = 145,822.53 : x
  2. Step 2: Convert to fraction form
    260,544.78/359,558.19 = 145,822.53/x
  3. Step 3: Cross multiply
    260,544.78x = 359,558.19 × 145,822.53
  4. Step 4: Simplify right side
    260,544.78x = 52,431,684,948.02
  5. Step 5: Solve for x
    x = 52,431,684,948.02/260,544.78
  6. Step 6: Final answer
    x = 201,238.67

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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.