Home / 79,845.09-119,808.27-53,209.32

Finding the Fourth Proportional to 79,845.09, 119,808.27 and 53,209.32

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Solution

The fourth proportional to 79,845.09, 119,808.27 and 53,209.32 is: 79,841.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,845.09 : 119,808.27 = 53,209.32 : x
  2. Step 2: Convert to fraction form
    79,845.09/119,808.27 = 53,209.32/x
  3. Step 3: Cross multiply
    79,845.09x = 119,808.27 × 53,209.32
  4. Step 4: Simplify right side
    79,845.09x = 6,374,916,577.08
  5. Step 5: Solve for x
    x = 6,374,916,577.08/79,845.09
  6. Step 6: Final answer
    x = 79,841.06

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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.