Home / 126,214.14-174,179.13-69,629.16

Finding the Fourth Proportional to 126,214.14, 174,179.13 and 69,629.16

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Solution

The fourth proportional to 126,214.14, 174,179.13 and 69,629.16 is: 96,090.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,214.14 : 174,179.13 = 69,629.16 : x
  2. Step 2: Convert to fraction form
    126,214.14/174,179.13 = 69,629.16/x
  3. Step 3: Cross multiply
    126,214.14x = 174,179.13 × 69,629.16
  4. Step 4: Simplify right side
    126,214.14x = 12,127,946,511.43
  5. Step 5: Solve for x
    x = 12,127,946,511.43/126,214.14
  6. Step 6: Final answer
    x = 96,090.24

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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.