Home / 119,258.08-164,568.88-65,532.64

Finding the Fourth Proportional to 119,258.08, 164,568.88 and 65,532.64

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Solution

The fourth proportional to 119,258.08, 164,568.88 and 65,532.64 is: 90,431.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,258.08 : 164,568.88 = 65,532.64 : x
  2. Step 2: Convert to fraction form
    119,258.08/164,568.88 = 65,532.64/x
  3. Step 3: Cross multiply
    119,258.08x = 164,568.88 × 65,532.64
  4. Step 4: Simplify right side
    119,258.08x = 10,784,633,168.24
  5. Step 5: Solve for x
    x = 10,784,633,168.24/119,258.08
  6. Step 6: Final answer
    x = 90,431.05

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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.