Home / 92,034.05-138,050.73-28,858.91

Finding the Fourth Proportional to 92,034.05, 138,050.73 and 28,858.91

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Solution

The fourth proportional to 92,034.05, 138,050.73 and 28,858.91 is: 43,288.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,034.05 : 138,050.73 = 28,858.91 : x
  2. Step 2: Convert to fraction form
    92,034.05/138,050.73 = 28,858.91/x
  3. Step 3: Cross multiply
    92,034.05x = 138,050.73 × 28,858.91
  4. Step 4: Simplify right side
    92,034.05x = 3,983,992,902.25
  5. Step 5: Solve for x
    x = 3,983,992,902.25/92,034.05
  6. Step 6: Final answer
    x = 43,288.25

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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.