Home / 116,965.05-175,445.96-28,217.81

Finding the Fourth Proportional to 116,965.05, 175,445.96 and 28,217.81

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Solution

The fourth proportional to 116,965.05, 175,445.96 and 28,217.81 is: 42,326.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,965.05 : 175,445.96 = 28,217.81 : x
  2. Step 2: Convert to fraction form
    116,965.05/175,445.96 = 28,217.81/x
  3. Step 3: Cross multiply
    116,965.05x = 175,445.96 × 28,217.81
  4. Step 4: Simplify right side
    116,965.05x = 4,950,699,746.23
  5. Step 5: Solve for x
    x = 4,950,699,746.23/116,965.05
  6. Step 6: Final answer
    x = 42,326.32

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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.