Home / 170,664.75-255,987.53-52,335.76

Finding the Fourth Proportional to 170,664.75, 255,987.53 and 52,335.76

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Solution

The fourth proportional to 170,664.75, 255,987.53 and 52,335.76 is: 78,500.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,664.75 : 255,987.53 = 52,335.76 : x
  2. Step 2: Convert to fraction form
    170,664.75/255,987.53 = 52,335.76/x
  3. Step 3: Cross multiply
    170,664.75x = 255,987.53 × 52,335.76
  4. Step 4: Simplify right side
    170,664.75x = 13,397,301,933.07
  5. Step 5: Solve for x
    x = 13,397,301,933.07/170,664.75
  6. Step 6: Final answer
    x = 78,500.70

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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.