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Finding the Fourth Proportional to 177,533.70, 266,300.55 and 51,173.70

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Solution

The fourth proportional to 177,533.70, 266,300.55 and 51,173.70 is: 76,760.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,533.70 : 266,300.55 = 51,173.70 : x
  2. Step 2: Convert to fraction form
    177,533.70/266,300.55 = 51,173.70/x
  3. Step 3: Cross multiply
    177,533.70x = 266,300.55 × 51,173.70
  4. Step 4: Simplify right side
    177,533.70x = 13,627,584,455.54
  5. Step 5: Solve for x
    x = 13,627,584,455.54/177,533.70
  6. Step 6: Final answer
    x = 76,760.55

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1.5x scale

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.