Home / 186,212.80-279,902.40-182,713.60

Finding the Fourth Proportional to 186,212.80, 279,902.40 and 182,713.60

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Solution

The fourth proportional to 186,212.80, 279,902.40 and 182,713.60 is: 274,642.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,212.80 : 279,902.40 = 182,713.60 : x
  2. Step 2: Convert to fraction form
    186,212.80/279,902.40 = 182,713.60/x
  3. Step 3: Cross multiply
    186,212.80x = 279,902.40 × 182,713.60
  4. Step 4: Simplify right side
    186,212.80x = 51,141,975,152.64
  5. Step 5: Solve for x
    x = 51,141,975,152.64/186,212.80
  6. Step 6: Final answer
    x = 274,642.64

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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.