Home / 165,571.86-248,328.36-70,855.32

Finding the Fourth Proportional to 165,571.86, 248,328.36 and 70,855.32

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Solution

The fourth proportional to 165,571.86, 248,328.36 and 70,855.32 is: 106,270.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,571.86 : 248,328.36 = 70,855.32 : x
  2. Step 2: Convert to fraction form
    165,571.86/248,328.36 = 70,855.32/x
  3. Step 3: Cross multiply
    165,571.86x = 248,328.36 × 70,855.32
  4. Step 4: Simplify right side
    165,571.86x = 17,595,385,412.88
  5. Step 5: Solve for x
    x = 17,595,385,412.88/165,571.86
  6. Step 6: Final answer
    x = 106,270.39

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1.5x scale

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.