Home / 48,899.84-73,364.36-28,108.76

Finding the Fourth Proportional to 48,899.84, 73,364.36 and 28,108.76

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Solution

The fourth proportional to 48,899.84, 73,364.36 and 28,108.76 is: 42,171.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,899.84 : 73,364.36 = 28,108.76 : x
  2. Step 2: Convert to fraction form
    48,899.84/73,364.36 = 28,108.76/x
  3. Step 3: Cross multiply
    48,899.84x = 73,364.36 × 28,108.76
  4. Step 4: Simplify right side
    48,899.84x = 2,062,181,187.79
  5. Step 5: Solve for x
    x = 2,062,181,187.79/48,899.84
  6. Step 6: Final answer
    x = 42,171.53

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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.