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Finding the Fourth Proportional to 177,465.58, 266,039.70 and 65,119.72

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Solution

The fourth proportional to 177,465.58, 266,039.70 and 65,119.72 is: 97,621.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,465.58 : 266,039.70 = 65,119.72 : x
  2. Step 2: Convert to fraction form
    177,465.58/266,039.70 = 65,119.72/x
  3. Step 3: Cross multiply
    177,465.58x = 266,039.70 × 65,119.72
  4. Step 4: Simplify right side
    177,465.58x = 17,324,430,772.88
  5. Step 5: Solve for x
    x = 17,324,430,772.88/177,465.58
  6. Step 6: Final answer
    x = 97,621.36

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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.