Home / 186,724.31-279,942.89-96,670.48

Finding the Fourth Proportional to 186,724.31, 279,942.89 and 96,670.48

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Solution

The fourth proportional to 186,724.31, 279,942.89 and 96,670.48 is: 144,931.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,724.31 : 279,942.89 = 96,670.48 : x
  2. Step 2: Convert to fraction form
    186,724.31/279,942.89 = 96,670.48/x
  3. Step 3: Cross multiply
    186,724.31x = 279,942.89 × 96,670.48
  4. Step 4: Simplify right side
    186,724.31x = 27,062,213,090.71
  5. Step 5: Solve for x
    x = 27,062,213,090.71/186,724.31
  6. Step 6: Final answer
    x = 144,931.39

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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.