Home / 125,217.14-187,847.60-55,094.63

Finding the Fourth Proportional to 125,217.14, 187,847.60 and 55,094.63

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Solution

The fourth proportional to 125,217.14, 187,847.60 and 55,094.63 is: 82,651.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,217.14 : 187,847.60 = 55,094.63 : x
  2. Step 2: Convert to fraction form
    125,217.14/187,847.60 = 55,094.63/x
  3. Step 3: Cross multiply
    125,217.14x = 187,847.60 × 55,094.63
  4. Step 4: Simplify right side
    125,217.14x = 10,349,392,803.68
  5. Step 5: Solve for x
    x = 10,349,392,803.68/125,217.14
  6. Step 6: Final answer
    x = 82,651.57

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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.