Home / 149,784.09-224,745.60-65,533.15

Finding the Fourth Proportional to 149,784.09, 224,745.60 and 65,533.15

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Solution

The fourth proportional to 149,784.09, 224,745.60 and 65,533.15 is: 98,330.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,784.09 : 224,745.60 = 65,533.15 : x
  2. Step 2: Convert to fraction form
    149,784.09/224,745.60 = 65,533.15/x
  3. Step 3: Cross multiply
    149,784.09x = 224,745.60 × 65,533.15
  4. Step 4: Simplify right side
    149,784.09x = 14,728,286,800.53
  5. Step 5: Solve for x
    x = 14,728,286,800.53/149,784.09
  6. Step 6: Final answer
    x = 98,330.11

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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.