Home / 151,751.79-227,584.64-45,131.45

Finding the Fourth Proportional to 151,751.79, 227,584.64 and 45,131.45

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Solution

The fourth proportional to 151,751.79, 227,584.64 and 45,131.45 is: 67,684.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,751.79 : 227,584.64 = 45,131.45 : x
  2. Step 2: Convert to fraction form
    151,751.79/227,584.64 = 45,131.45/x
  3. Step 3: Cross multiply
    151,751.79x = 227,584.64 × 45,131.45
  4. Step 4: Simplify right side
    151,751.79x = 10,271,223,437.35
  5. Step 5: Solve for x
    x = 10,271,223,437.35/151,751.79
  6. Step 6: Final answer
    x = 67,684.36

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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.