Home / 141,846.80-212,795.36-47,082.65

Finding the Fourth Proportional to 141,846.80, 212,795.36 and 47,082.65

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Solution

The fourth proportional to 141,846.80, 212,795.36 and 47,082.65 is: 70,632.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,846.80 : 212,795.36 = 47,082.65 : x
  2. Step 2: Convert to fraction form
    141,846.80/212,795.36 = 47,082.65/x
  3. Step 3: Cross multiply
    141,846.80x = 212,795.36 × 47,082.65
  4. Step 4: Simplify right side
    141,846.80x = 10,018,969,221.09
  5. Step 5: Solve for x
    x = 10,018,969,221.09/141,846.80
  6. Step 6: Final answer
    x = 70,632.32

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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.