Home / 186,087.12-279,223.02-73,764.96

Finding the Fourth Proportional to 186,087.12, 279,223.02 and 73,764.96

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Solution

The fourth proportional to 186,087.12, 279,223.02 and 73,764.96 is: 110,684.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,087.12 : 279,223.02 = 73,764.96 : x
  2. Step 2: Convert to fraction form
    186,087.12/279,223.02 = 73,764.96/x
  3. Step 3: Cross multiply
    186,087.12x = 279,223.02 × 73,764.96
  4. Step 4: Simplify right side
    186,087.12x = 20,596,874,901.38
  5. Step 5: Solve for x
    x = 20,596,874,901.38/186,087.12
  6. Step 6: Final answer
    x = 110,684.04

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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.