Home / 187,275.36-280,921.24-54,169.07

Finding the Fourth Proportional to 187,275.36, 280,921.24 and 54,169.07

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Solution

The fourth proportional to 187,275.36, 280,921.24 and 54,169.07 is: 81,255.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,275.36 : 280,921.24 = 54,169.07 : x
  2. Step 2: Convert to fraction form
    187,275.36/280,921.24 = 54,169.07/x
  3. Step 3: Cross multiply
    187,275.36x = 280,921.24 × 54,169.07
  4. Step 4: Simplify right side
    187,275.36x = 15,217,242,404.98
  5. Step 5: Solve for x
    x = 15,217,242,404.98/187,275.36
  6. Step 6: Final answer
    x = 81,255.98

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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.