Home / 186,273.26-279,412.46-53,153.48

Finding the Fourth Proportional to 186,273.26, 279,412.46 and 53,153.48

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Solution

The fourth proportional to 186,273.26, 279,412.46 and 53,153.48 is: 79,730.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,273.26 : 279,412.46 = 53,153.48 : x
  2. Step 2: Convert to fraction form
    186,273.26/279,412.46 = 53,153.48/x
  3. Step 3: Cross multiply
    186,273.26x = 279,412.46 × 53,153.48
  4. Step 4: Simplify right side
    186,273.26x = 14,851,745,236.45
  5. Step 5: Solve for x
    x = 14,851,745,236.45/186,273.26
  6. Step 6: Final answer
    x = 79,730.96

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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.