Home / 186,670.11-280,004.63-46,428.73

Finding the Fourth Proportional to 186,670.11, 280,004.63 and 46,428.73

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Solution

The fourth proportional to 186,670.11, 280,004.63 and 46,428.73 is: 69,642.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,670.11 : 280,004.63 = 46,428.73 : x
  2. Step 2: Convert to fraction form
    186,670.11/280,004.63 = 46,428.73/x
  3. Step 3: Cross multiply
    186,670.11x = 280,004.63 × 46,428.73
  4. Step 4: Simplify right side
    186,670.11x = 13,000,259,365.02
  5. Step 5: Solve for x
    x = 13,000,259,365.02/186,670.11
  6. Step 6: Final answer
    x = 69,642.96

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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.