Home / 126,586.04-174,629.26-90,295.52

Finding the Fourth Proportional to 126,586.04, 174,629.26 and 90,295.52

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Solution

The fourth proportional to 126,586.04, 174,629.26 and 90,295.52 is: 124,565.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,586.04 : 174,629.26 = 90,295.52 : x
  2. Step 2: Convert to fraction form
    126,586.04/174,629.26 = 90,295.52/x
  3. Step 3: Cross multiply
    126,586.04x = 174,629.26 × 90,295.52
  4. Step 4: Simplify right side
    126,586.04x = 15,768,239,838.92
  5. Step 5: Solve for x
    x = 15,768,239,838.92/126,586.04
  6. Step 6: Final answer
    x = 124,565.39

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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.