Home / 106,504.03-147,024.48-91,910.16

Finding the Fourth Proportional to 106,504.03, 147,024.48 and 91,910.16

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Solution

The fourth proportional to 106,504.03, 147,024.48 and 91,910.16 is: 126,878.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,504.03 : 147,024.48 = 91,910.16 : x
  2. Step 2: Convert to fraction form
    106,504.03/147,024.48 = 91,910.16/x
  3. Step 3: Cross multiply
    106,504.03x = 147,024.48 × 91,910.16
  4. Step 4: Simplify right side
    106,504.03x = 13,513,043,480.72
  5. Step 5: Solve for x
    x = 13,513,043,480.72/106,504.03
  6. Step 6: Final answer
    x = 126,878.24

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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.