Home / 141,849.73-212,823.20-48,421.09

Finding the Fourth Proportional to 141,849.73, 212,823.20 and 48,421.09

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Solution

The fourth proportional to 141,849.73, 212,823.20 and 48,421.09 is: 72,648.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,849.73 : 212,823.20 = 48,421.09 : x
  2. Step 2: Convert to fraction form
    141,849.73/212,823.20 = 48,421.09/x
  3. Step 3: Cross multiply
    141,849.73x = 212,823.20 × 48,421.09
  4. Step 4: Simplify right side
    141,849.73x = 10,305,130,015.07
  5. Step 5: Solve for x
    x = 10,305,130,015.07/141,849.73
  6. Step 6: Final answer
    x = 72,648.22

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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.