Home / 75,333.48-113,001.94-19,173.38

Finding the Fourth Proportional to 75,333.48, 113,001.94 and 19,173.38

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Solution

The fourth proportional to 75,333.48, 113,001.94 and 19,173.38 is: 28,760.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,333.48 : 113,001.94 = 19,173.38 : x
  2. Step 2: Convert to fraction form
    75,333.48/113,001.94 = 19,173.38/x
  3. Step 3: Cross multiply
    75,333.48x = 113,001.94 × 19,173.38
  4. Step 4: Simplify right side
    75,333.48x = 2,166,628,487.46
  5. Step 5: Solve for x
    x = 2,166,628,487.46/75,333.48
  6. Step 6: Final answer
    x = 28,760.50

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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.