Home / 186,835.70-258,330.93-163,216.10

Finding the Fourth Proportional to 186,835.70, 258,330.93 and 163,216.10

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Solution

The fourth proportional to 186,835.70, 258,330.93 and 163,216.10 is: 225,672.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,835.70 : 258,330.93 = 163,216.10 : x
  2. Step 2: Convert to fraction form
    186,835.70/258,330.93 = 163,216.10/x
  3. Step 3: Cross multiply
    186,835.70x = 258,330.93 × 163,216.10
  4. Step 4: Simplify right side
    186,835.70x = 42,163,766,903.97
  5. Step 5: Solve for x
    x = 42,163,766,903.97/186,835.70
  6. Step 6: Final answer
    x = 225,672.97

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.