Home / 49,516.44-74,209.86-42,915.48

Finding the Fourth Proportional to 49,516.44, 74,209.86 and 42,915.48

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Solution

The fourth proportional to 49,516.44, 74,209.86 and 42,915.48 is: 64,317.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,516.44 : 74,209.86 = 42,915.48 : x
  2. Step 2: Convert to fraction form
    49,516.44/74,209.86 = 42,915.48/x
  3. Step 3: Cross multiply
    49,516.44x = 74,209.86 × 42,915.48
  4. Step 4: Simplify right side
    49,516.44x = 3,184,751,762.63
  5. Step 5: Solve for x
    x = 3,184,751,762.63/49,516.44
  6. Step 6: Final answer
    x = 64,317.06

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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.