Home / 141,768.73-212,646.02-53,015.71

Finding the Fourth Proportional to 141,768.73, 212,646.02 and 53,015.71

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Solution

The fourth proportional to 141,768.73, 212,646.02 and 53,015.71 is: 79,520.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,768.73 : 212,646.02 = 53,015.71 : x
  2. Step 2: Convert to fraction form
    141,768.73/212,646.02 = 53,015.71/x
  3. Step 3: Cross multiply
    141,768.73x = 212,646.02 × 53,015.71
  4. Step 4: Simplify right side
    141,768.73x = 11,273,578,665.74
  5. Step 5: Solve for x
    x = 11,273,578,665.74/141,768.73
  6. Step 6: Final answer
    x = 79,520.91

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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.