Home / 170,101.16-255,142.35-51,763.26

Finding the Fourth Proportional to 170,101.16, 255,142.35 and 51,763.26

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Solution

The fourth proportional to 170,101.16, 255,142.35 and 51,763.26 is: 77,642.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,101.16 : 255,142.35 = 51,763.26 : x
  2. Step 2: Convert to fraction form
    170,101.16/255,142.35 = 51,763.26/x
  3. Step 3: Cross multiply
    170,101.16x = 255,142.35 × 51,763.26
  4. Step 4: Simplify right side
    170,101.16x = 13,206,999,800.06
  5. Step 5: Solve for x
    x = 13,206,999,800.06/170,101.16
  6. Step 6: Final answer
    x = 77,642.03

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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.