Home / 186,629.30-279,944.15-46,387.92

Finding the Fourth Proportional to 186,629.30, 279,944.15 and 46,387.92

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Solution

The fourth proportional to 186,629.30, 279,944.15 and 46,387.92 is: 69,581.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,629.30 : 279,944.15 = 46,387.92 : x
  2. Step 2: Convert to fraction form
    186,629.30/279,944.15 = 46,387.92/x
  3. Step 3: Cross multiply
    186,629.30x = 279,944.15 × 46,387.92
  4. Step 4: Simplify right side
    186,629.30x = 12,986,027,652.52
  5. Step 5: Solve for x
    x = 12,986,027,652.52/186,629.30
  6. Step 6: Final answer
    x = 69,581.93

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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.