Home / 126,537.48-174,648.42-105,296.04

Finding the Fourth Proportional to 126,537.48, 174,648.42 and 105,296.04

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Solution

The fourth proportional to 126,537.48, 174,648.42 and 105,296.04 is: 145,330.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,537.48 : 174,648.42 = 105,296.04 : x
  2. Step 2: Convert to fraction form
    126,537.48/174,648.42 = 105,296.04/x
  3. Step 3: Cross multiply
    126,537.48x = 174,648.42 × 105,296.04
  4. Step 4: Simplify right side
    126,537.48x = 18,389,787,018.26
  5. Step 5: Solve for x
    x = 18,389,787,018.26/126,537.48
  6. Step 6: Final answer
    x = 145,330.75

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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.