Home / 73,828.96-110,782.32-56,410.72

Finding the Fourth Proportional to 73,828.96, 110,782.32 and 56,410.72

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Solution

The fourth proportional to 73,828.96, 110,782.32 and 56,410.72 is: 84,645.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,828.96 : 110,782.32 = 56,410.72 : x
  2. Step 2: Convert to fraction form
    73,828.96/110,782.32 = 56,410.72/x
  3. Step 3: Cross multiply
    73,828.96x = 110,782.32 × 56,410.72
  4. Step 4: Simplify right side
    73,828.96x = 6,249,310,434.47
  5. Step 5: Solve for x
    x = 6,249,310,434.47/73,828.96
  6. Step 6: Final answer
    x = 84,645.79

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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.