Home / 141,152.81-211,737.43-39,942.38

Finding the Fourth Proportional to 141,152.81, 211,737.43 and 39,942.38

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Solution

The fourth proportional to 141,152.81, 211,737.43 and 39,942.38 is: 59,915.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,152.81 : 211,737.43 = 39,942.38 : x
  2. Step 2: Convert to fraction form
    141,152.81/211,737.43 = 39,942.38/x
  3. Step 3: Cross multiply
    141,152.81x = 211,737.43 × 39,942.38
  4. Step 4: Simplify right side
    141,152.81x = 8,457,297,468.55
  5. Step 5: Solve for x
    x = 8,457,297,468.55/141,152.81
  6. Step 6: Final answer
    x = 59,915.90

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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.