Home / 141,798.09-212,701.25-53,034.66

Finding the Fourth Proportional to 141,798.09, 212,701.25 and 53,034.66

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Solution

The fourth proportional to 141,798.09, 212,701.25 and 53,034.66 is: 79,553.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,798.09 : 212,701.25 = 53,034.66 : x
  2. Step 2: Convert to fraction form
    141,798.09/212,701.25 = 53,034.66/x
  3. Step 3: Cross multiply
    141,798.09x = 212,701.25 × 53,034.66
  4. Step 4: Simplify right side
    141,798.09x = 11,280,537,544.41
  5. Step 5: Solve for x
    x = 11,280,537,544.41/141,798.09
  6. Step 6: Final answer
    x = 79,553.53

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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.