Home / 107,320.10-160,826.55-74,449.70

Finding the Fourth Proportional to 107,320.10, 160,826.55 and 74,449.70

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Solution

The fourth proportional to 107,320.10, 160,826.55 and 74,449.70 is: 111,568.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,320.10 : 160,826.55 = 74,449.70 : x
  2. Step 2: Convert to fraction form
    107,320.10/160,826.55 = 74,449.70/x
  3. Step 3: Cross multiply
    107,320.10x = 160,826.55 × 74,449.70
  4. Step 4: Simplify right side
    107,320.10x = 11,973,488,399.54
  5. Step 5: Solve for x
    x = 11,973,488,399.54/107,320.10
  6. Step 6: Final answer
    x = 111,568.00

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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.