Home / 186,275.97-279,423.27-53,175.96

Finding the Fourth Proportional to 186,275.97, 279,423.27 and 53,175.96

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Solution

The fourth proportional to 186,275.97, 279,423.27 and 53,175.96 is: 79,766.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,275.97 : 279,423.27 = 53,175.96 : x
  2. Step 2: Convert to fraction form
    186,275.97/279,423.27 = 53,175.96/x
  3. Step 3: Cross multiply
    186,275.97x = 279,423.27 × 53,175.96
  4. Step 4: Simplify right side
    186,275.97x = 14,858,600,628.59
  5. Step 5: Solve for x
    x = 14,858,600,628.59/186,275.97
  6. Step 6: Final answer
    x = 79,766.60

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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.