Home / 132,247.68-199,280.64-109,386.24

Finding the Fourth Proportional to 132,247.68, 199,280.64 and 109,386.24

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Solution

The fourth proportional to 132,247.68, 199,280.64 and 109,386.24 is: 164,831.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,247.68 : 199,280.64 = 109,386.24 : x
  2. Step 2: Convert to fraction form
    132,247.68/199,280.64 = 109,386.24/x
  3. Step 3: Cross multiply
    132,247.68x = 199,280.64 × 109,386.24
  4. Step 4: Simplify right side
    132,247.68x = 21,798,559,914.39
  5. Step 5: Solve for x
    x = 21,798,559,914.39/132,247.68
  6. Step 6: Final answer
    x = 164,831.32

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.