Home / 177,670.85-245,185.37-101,189.94

Finding the Fourth Proportional to 177,670.85, 245,185.37 and 101,189.94

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Solution

The fourth proportional to 177,670.85, 245,185.37 and 101,189.94 is: 139,641.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,670.85 : 245,185.37 = 101,189.94 : x
  2. Step 2: Convert to fraction form
    177,670.85/245,185.37 = 101,189.94/x
  3. Step 3: Cross multiply
    177,670.85x = 245,185.37 × 101,189.94
  4. Step 4: Simplify right side
    177,670.85x = 24,810,292,879.18
  5. Step 5: Solve for x
    x = 24,810,292,879.18/177,670.85
  6. Step 6: Final answer
    x = 139,641.89

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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.