Home / 141,813.04-212,731.08-51,845.68

Finding the Fourth Proportional to 141,813.04, 212,731.08 and 51,845.68

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Solution

The fourth proportional to 141,813.04, 212,731.08 and 51,845.68 is: 77,772.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,813.04 : 212,731.08 = 51,845.68 : x
  2. Step 2: Convert to fraction form
    141,813.04/212,731.08 = 51,845.68/x
  3. Step 3: Cross multiply
    141,813.04x = 212,731.08 × 51,845.68
  4. Step 4: Simplify right side
    141,813.04x = 11,029,187,499.73
  5. Step 5: Solve for x
    x = 11,029,187,499.73/141,813.04
  6. Step 6: Final answer
    x = 77,772.73

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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.