Home / 141,738.35-212,607.81-133,077.83

Finding the Fourth Proportional to 141,738.35, 212,607.81 and 133,077.83

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Solution

The fourth proportional to 141,738.35, 212,607.81 and 133,077.83 is: 199,617.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,738.35 : 212,607.81 = 133,077.83 : x
  2. Step 2: Convert to fraction form
    141,738.35/212,607.81 = 133,077.83/x
  3. Step 3: Cross multiply
    141,738.35x = 212,607.81 × 133,077.83
  4. Step 4: Simplify right side
    141,738.35x = 28,293,384,932.81
  5. Step 5: Solve for x
    x = 28,293,384,932.81/141,738.35
  6. Step 6: Final answer
    x = 199,617.01

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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.