Home / 170,849.80-256,299.20-52,531.08

Finding the Fourth Proportional to 170,849.80, 256,299.20 and 52,531.08

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Solution

The fourth proportional to 170,849.80, 256,299.20 and 52,531.08 is: 78,804.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,849.80 : 256,299.20 = 52,531.08 : x
  2. Step 2: Convert to fraction form
    170,849.80/256,299.20 = 52,531.08/x
  3. Step 3: Cross multiply
    170,849.80x = 256,299.20 × 52,531.08
  4. Step 4: Simplify right side
    170,849.80x = 13,463,673,779.14
  5. Step 5: Solve for x
    x = 13,463,673,779.14/170,849.80
  6. Step 6: Final answer
    x = 78,804.15

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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.