Home / 107,568.28-148,441.62-58,508.64

Finding the Fourth Proportional to 107,568.28, 148,441.62 and 58,508.64

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Solution

The fourth proportional to 107,568.28, 148,441.62 and 58,508.64 is: 80,740.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,568.28 : 148,441.62 = 58,508.64 : x
  2. Step 2: Convert to fraction form
    107,568.28/148,441.62 = 58,508.64/x
  3. Step 3: Cross multiply
    107,568.28x = 148,441.62 × 58,508.64
  4. Step 4: Simplify right side
    107,568.28x = 8,685,117,305.60
  5. Step 5: Solve for x
    x = 8,685,117,305.60/107,568.28
  6. Step 6: Final answer
    x = 80,740.51

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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.