Home / 141,678.41-212,467.59-41,811.89

Finding the Fourth Proportional to 141,678.41, 212,467.59 and 41,811.89

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Solution

The fourth proportional to 141,678.41, 212,467.59 and 41,811.89 is: 62,703.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,678.41 : 212,467.59 = 41,811.89 : x
  2. Step 2: Convert to fraction form
    141,678.41/212,467.59 = 41,811.89/x
  3. Step 3: Cross multiply
    141,678.41x = 212,467.59 × 41,811.89
  4. Step 4: Simplify right side
    141,678.41x = 8,883,671,501.65
  5. Step 5: Solve for x
    x = 8,883,671,501.65/141,678.41
  6. Step 6: Final answer
    x = 62,703.07

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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.