Home / 187,276.48-280,922.93-54,170.20

Finding the Fourth Proportional to 187,276.48, 280,922.93 and 54,170.20

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Solution

The fourth proportional to 187,276.48, 280,922.93 and 54,170.20 is: 81,257.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,276.48 : 280,922.93 = 54,170.20 : x
  2. Step 2: Convert to fraction form
    187,276.48/280,922.93 = 54,170.20/x
  3. Step 3: Cross multiply
    187,276.48x = 280,922.93 × 54,170.20
  4. Step 4: Simplify right side
    187,276.48x = 15,217,650,005.94
  5. Step 5: Solve for x
    x = 15,217,650,005.94/187,276.48
  6. Step 6: Final answer
    x = 81,257.67

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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.