Home / 177,890.06-266,835.54-65,521.64

Finding the Fourth Proportional to 177,890.06, 266,835.54 and 65,521.64

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Solution

The fourth proportional to 177,890.06, 266,835.54 and 65,521.64 is: 98,282.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,890.06 : 266,835.54 = 65,521.64 : x
  2. Step 2: Convert to fraction form
    177,890.06/266,835.54 = 65,521.64/x
  3. Step 3: Cross multiply
    177,890.06x = 266,835.54 × 65,521.64
  4. Step 4: Simplify right side
    177,890.06x = 17,483,502,191.09
  5. Step 5: Solve for x
    x = 17,483,502,191.09/177,890.06
  6. Step 6: Final answer
    x = 98,282.63

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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.