Home / 126,831.41-190,259.70-46,890.35

Finding the Fourth Proportional to 126,831.41, 190,259.70 and 46,890.35

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Solution

The fourth proportional to 126,831.41, 190,259.70 and 46,890.35 is: 70,340.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,831.41 : 190,259.70 = 46,890.35 : x
  2. Step 2: Convert to fraction form
    126,831.41/190,259.70 = 46,890.35/x
  3. Step 3: Cross multiply
    126,831.41x = 190,259.70 × 46,890.35
  4. Step 4: Simplify right side
    126,831.41x = 8,921,343,923.90
  5. Step 5: Solve for x
    x = 8,921,343,923.90/126,831.41
  6. Step 6: Final answer
    x = 70,340.18

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.