Home / 177,864.58-266,797.32-72,683.56

Finding the Fourth Proportional to 177,864.58, 266,797.32 and 72,683.56

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Solution

The fourth proportional to 177,864.58, 266,797.32 and 72,683.56 is: 109,025.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,864.58 : 266,797.32 = 72,683.56 : x
  2. Step 2: Convert to fraction form
    177,864.58/266,797.32 = 72,683.56/x
  3. Step 3: Cross multiply
    177,864.58x = 266,797.32 × 72,683.56
  4. Step 4: Simplify right side
    177,864.58x = 19,391,779,016.06
  5. Step 5: Solve for x
    x = 19,391,779,016.06/177,864.58
  6. Step 6: Final answer
    x = 109,025.52

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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.