Home / 64,170.90-88,556.49-35,876.25

Finding the Fourth Proportional to 64,170.90, 88,556.49 and 35,876.25

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Solution

The fourth proportional to 64,170.90, 88,556.49 and 35,876.25 is: 49,509.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,170.90 : 88,556.49 = 35,876.25 : x
  2. Step 2: Convert to fraction form
    64,170.90/88,556.49 = 35,876.25/x
  3. Step 3: Cross multiply
    64,170.90x = 88,556.49 × 35,876.25
  4. Step 4: Simplify right side
    64,170.90x = 3,177,074,774.36
  5. Step 5: Solve for x
    x = 3,177,074,774.36/64,170.90
  6. Step 6: Final answer
    x = 49,509.59

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.