Home / 177,289.48-265,778.70-72,196.84

Finding the Fourth Proportional to 177,289.48, 265,778.70 and 72,196.84

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Solution

The fourth proportional to 177,289.48, 265,778.70 and 72,196.84 is: 108,231.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,289.48 : 265,778.70 = 72,196.84 : x
  2. Step 2: Convert to fraction form
    177,289.48/265,778.70 = 72,196.84/x
  3. Step 3: Cross multiply
    177,289.48x = 265,778.70 × 72,196.84
  4. Step 4: Simplify right side
    177,289.48x = 19,188,382,279.31
  5. Step 5: Solve for x
    x = 19,188,382,279.31/177,289.48
  6. Step 6: Final answer
    x = 108,231.93

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1.5x scale

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.