Home / 302,210.40-453,296.16-91,850.16

Finding the Fourth Proportional to 302,210.40, 453,296.16 and 91,850.16

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Solution

The fourth proportional to 302,210.40, 453,296.16 and 91,850.16 is: 137,769.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,210.40 : 453,296.16 = 91,850.16 : x
  2. Step 2: Convert to fraction form
    302,210.40/453,296.16 = 91,850.16/x
  3. Step 3: Cross multiply
    302,210.40x = 453,296.16 × 91,850.16
  4. Step 4: Simplify right side
    302,210.40x = 41,635,324,823.39
  5. Step 5: Solve for x
    x = 41,635,324,823.39/302,210.40
  6. Step 6: Final answer
    x = 137,769.33

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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.