Home / 126,283.58-174,293.91-75,299.59

Finding the Fourth Proportional to 126,283.58, 174,293.91 and 75,299.59

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Solution

The fourth proportional to 126,283.58, 174,293.91 and 75,299.59 is: 103,926.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,283.58 : 174,293.91 = 75,299.59 : x
  2. Step 2: Convert to fraction form
    126,283.58/174,293.91 = 75,299.59/x
  3. Step 3: Cross multiply
    126,283.58x = 174,293.91 × 75,299.59
  4. Step 4: Simplify right side
    126,283.58x = 13,124,259,526.76
  5. Step 5: Solve for x
    x = 13,124,259,526.76/126,283.58
  6. Step 6: Final answer
    x = 103,926.89

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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.