Home / 82,579.03-123,669.78-46,953.20

Finding the Fourth Proportional to 82,579.03, 123,669.78 and 46,953.20

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Solution

The fourth proportional to 82,579.03, 123,669.78 and 46,953.20 is: 70,316.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,579.03 : 123,669.78 = 46,953.20 : x
  2. Step 2: Convert to fraction form
    82,579.03/123,669.78 = 46,953.20/x
  3. Step 3: Cross multiply
    82,579.03x = 123,669.78 × 46,953.20
  4. Step 4: Simplify right side
    82,579.03x = 5,806,691,061.18
  5. Step 5: Solve for x
    x = 5,806,691,061.18/82,579.03
  6. Step 6: Final answer
    x = 70,316.77

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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.