Home / 177,216.06-265,894.89-72,043.26

Finding the Fourth Proportional to 177,216.06, 265,894.89 and 72,043.26

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Solution

The fourth proportional to 177,216.06, 265,894.89 and 72,043.26 is: 108,093.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,216.06 : 265,894.89 = 72,043.26 : x
  2. Step 2: Convert to fraction form
    177,216.06/265,894.89 = 72,043.26/x
  3. Step 3: Cross multiply
    177,216.06x = 265,894.89 × 72,043.26
  4. Step 4: Simplify right side
    177,216.06x = 19,155,934,692.94
  5. Step 5: Solve for x
    x = 19,155,934,692.94/177,216.06
  6. Step 6: Final answer
    x = 108,093.67

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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.