Home / 232,486.37-320,831.03-130,512.02

Finding the Fourth Proportional to 232,486.37, 320,831.03 and 130,512.02

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Solution

The fourth proportional to 232,486.37, 320,831.03 and 130,512.02 is: 180,106.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    232,486.37 : 320,831.03 = 130,512.02 : x
  2. Step 2: Convert to fraction form
    232,486.37/320,831.03 = 130,512.02/x
  3. Step 3: Cross multiply
    232,486.37x = 320,831.03 × 130,512.02
  4. Step 4: Simplify right side
    232,486.37x = 41,872,303,547.27
  5. Step 5: Solve for x
    x = 41,872,303,547.27/232,486.37
  6. Step 6: Final answer
    x = 180,106.49

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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.