Home / 177,255.17-265,758.20-64,920.79

Finding the Fourth Proportional to 177,255.17, 265,758.20 and 64,920.79

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Solution

The fourth proportional to 177,255.17, 265,758.20 and 64,920.79 is: 97,335.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,255.17 : 265,758.20 = 64,920.79 : x
  2. Step 2: Convert to fraction form
    177,255.17/265,758.20 = 64,920.79/x
  3. Step 3: Cross multiply
    177,255.17x = 265,758.20 × 64,920.79
  4. Step 4: Simplify right side
    177,255.17x = 17,253,232,544.02
  5. Step 5: Solve for x
    x = 17,253,232,544.02/177,255.17
  6. Step 6: Final answer
    x = 97,335.57

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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.