Home / 176,698.45-265,077.45-81,890.18

Finding the Fourth Proportional to 176,698.45, 265,077.45 and 81,890.18

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Solution

The fourth proportional to 176,698.45, 265,077.45 and 81,890.18 is: 122,849.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,698.45 : 265,077.45 = 81,890.18 : x
  2. Step 2: Convert to fraction form
    176,698.45/265,077.45 = 81,890.18/x
  3. Step 3: Cross multiply
    176,698.45x = 265,077.45 × 81,890.18
  4. Step 4: Simplify right side
    176,698.45x = 21,707,240,738.94
  5. Step 5: Solve for x
    x = 21,707,240,738.94/176,698.45
  6. Step 6: Final answer
    x = 122,849.07

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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.