Home / 136,256.88-204,441.48-60,315.60

Finding the Fourth Proportional to 136,256.88, 204,441.48 and 60,315.60

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Solution

The fourth proportional to 136,256.88, 204,441.48 and 60,315.60 is: 90,498.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,256.88 : 204,441.48 = 60,315.60 : x
  2. Step 2: Convert to fraction form
    136,256.88/204,441.48 = 60,315.60/x
  3. Step 3: Cross multiply
    136,256.88x = 204,441.48 × 60,315.60
  4. Step 4: Simplify right side
    136,256.88x = 12,331,010,531.09
  5. Step 5: Solve for x
    x = 12,331,010,531.09/136,256.88
  6. Step 6: Final answer
    x = 90,498.26

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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.