Home / 43,984.53-66,035.16-42,468.21

Finding the Fourth Proportional to 43,984.53, 66,035.16 and 42,468.21

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Solution

The fourth proportional to 43,984.53, 66,035.16 and 42,468.21 is: 63,758.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,984.53 : 66,035.16 = 42,468.21 : x
  2. Step 2: Convert to fraction form
    43,984.53/66,035.16 = 42,468.21/x
  3. Step 3: Cross multiply
    43,984.53x = 66,035.16 × 42,468.21
  4. Step 4: Simplify right side
    43,984.53x = 2,804,395,042.26
  5. Step 5: Solve for x
    x = 2,804,395,042.26/43,984.53
  6. Step 6: Final answer
    x = 63,758.67

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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.