Home / 79,741.49-119,530.16-35,389.13

Finding the Fourth Proportional to 79,741.49, 119,530.16 and 35,389.13

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Solution

The fourth proportional to 79,741.49, 119,530.16 and 35,389.13 is: 53,047.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,741.49 : 119,530.16 = 35,389.13 : x
  2. Step 2: Convert to fraction form
    79,741.49/119,530.16 = 35,389.13/x
  3. Step 3: Cross multiply
    79,741.49x = 119,530.16 × 35,389.13
  4. Step 4: Simplify right side
    79,741.49x = 4,230,068,194.22
  5. Step 5: Solve for x
    x = 4,230,068,194.22/79,741.49
  6. Step 6: Final answer
    x = 53,047.27

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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.