Home / 145,053.43-217,530.86-50,261.49

Finding the Fourth Proportional to 145,053.43, 217,530.86 and 50,261.49

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Solution

The fourth proportional to 145,053.43, 217,530.86 and 50,261.49 is: 75,375.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,053.43 : 217,530.86 = 50,261.49 : x
  2. Step 2: Convert to fraction form
    145,053.43/217,530.86 = 50,261.49/x
  3. Step 3: Cross multiply
    145,053.43x = 217,530.86 × 50,261.49
  4. Step 4: Simplify right side
    145,053.43x = 10,933,425,270.24
  5. Step 5: Solve for x
    x = 10,933,425,270.24/145,053.43
  6. Step 6: Final answer
    x = 75,375.16

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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.