Home / 177,733.72-245,272.74-102,282.28

Finding the Fourth Proportional to 177,733.72, 245,272.74 and 102,282.28

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Solution

The fourth proportional to 177,733.72, 245,272.74 and 102,282.28 is: 141,149.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,733.72 : 245,272.74 = 102,282.28 : x
  2. Step 2: Convert to fraction form
    177,733.72/245,272.74 = 102,282.28/x
  3. Step 3: Cross multiply
    177,733.72x = 245,272.74 × 102,282.28
  4. Step 4: Simplify right side
    177,733.72x = 25,087,055,069.05
  5. Step 5: Solve for x
    x = 25,087,055,069.05/177,733.72
  6. Step 6: Final answer
    x = 141,149.67

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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.