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Finding the Fourth Proportional to 60,576.83, 90,883.83 and 31,015.41

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Solution

The fourth proportional to 60,576.83, 90,883.83 and 31,015.41 is: 46,532.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,576.83 : 90,883.83 = 31,015.41 : x
  2. Step 2: Convert to fraction form
    60,576.83/90,883.83 = 31,015.41/x
  3. Step 3: Cross multiply
    60,576.83x = 90,883.83 × 31,015.41
  4. Step 4: Simplify right side
    60,576.83x = 2,818,799,249.82
  5. Step 5: Solve for x
    x = 2,818,799,249.82/60,576.83
  6. Step 6: Final answer
    x = 46,532.63

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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.