Home / 79,322.04-109,463.76-43,511.22

Finding the Fourth Proportional to 79,322.04, 109,463.76 and 43,511.22

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Solution

The fourth proportional to 79,322.04, 109,463.76 and 43,511.22 is: 60,045.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,322.04 : 109,463.76 = 43,511.22 : x
  2. Step 2: Convert to fraction form
    79,322.04/109,463.76 = 43,511.22/x
  3. Step 3: Cross multiply
    79,322.04x = 109,463.76 × 43,511.22
  4. Step 4: Simplify right side
    79,322.04x = 4,762,901,743.39
  5. Step 5: Solve for x
    x = 4,762,901,743.39/79,322.04
  6. Step 6: Final answer
    x = 60,045.12

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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.