Home / 141,779.78-212,700.81-41,932.19

Finding the Fourth Proportional to 141,779.78, 212,700.81 and 41,932.19

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Solution

The fourth proportional to 141,779.78, 212,700.81 and 41,932.19 is: 62,907.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,779.78 : 212,700.81 = 41,932.19 : x
  2. Step 2: Convert to fraction form
    141,779.78/212,700.81 = 41,932.19/x
  3. Step 3: Cross multiply
    141,779.78x = 212,700.81 × 41,932.19
  4. Step 4: Simplify right side
    141,779.78x = 8,919,010,778.07
  5. Step 5: Solve for x
    x = 8,919,010,778.07/141,779.78
  6. Step 6: Final answer
    x = 62,907.49

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1.5x scale

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.