Home / 101,513.22-152,169.37-48,111.34

Finding the Fourth Proportional to 101,513.22, 152,169.37 and 48,111.34

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Solution

The fourth proportional to 101,513.22, 152,169.37 and 48,111.34 is: 72,119.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,513.22 : 152,169.37 = 48,111.34 : x
  2. Step 2: Convert to fraction form
    101,513.22/152,169.37 = 48,111.34/x
  3. Step 3: Cross multiply
    101,513.22x = 152,169.37 × 48,111.34
  4. Step 4: Simplify right side
    101,513.22x = 7,321,072,297.66
  5. Step 5: Solve for x
    x = 7,321,072,297.66/101,513.22
  6. Step 6: Final answer
    x = 72,119.40

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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.