Home / 170,097.08-255,145.38-57,788.96

Finding the Fourth Proportional to 170,097.08, 255,145.38 and 57,788.96

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Solution

The fourth proportional to 170,097.08, 255,145.38 and 57,788.96 is: 86,683.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,097.08 : 255,145.38 = 57,788.96 : x
  2. Step 2: Convert to fraction form
    170,097.08/255,145.38 = 57,788.96/x
  3. Step 3: Cross multiply
    170,097.08x = 255,145.38 × 57,788.96
  4. Step 4: Simplify right side
    170,097.08x = 14,744,586,159.00
  5. Step 5: Solve for x
    x = 14,744,586,159.00/170,097.08
  6. Step 6: Final answer
    x = 86,683.36

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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.