Home / 54,734.61-75,533.78-30,861.29

Finding the Fourth Proportional to 54,734.61, 75,533.78 and 30,861.29

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Solution

The fourth proportional to 54,734.61, 75,533.78 and 30,861.29 is: 42,588.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,734.61 : 75,533.78 = 30,861.29 : x
  2. Step 2: Convert to fraction form
    54,734.61/75,533.78 = 30,861.29/x
  3. Step 3: Cross multiply
    54,734.61x = 75,533.78 × 30,861.29
  4. Step 4: Simplify right side
    54,734.61x = 2,331,069,357.40
  5. Step 5: Solve for x
    x = 2,331,069,357.40/54,734.61
  6. Step 6: Final answer
    x = 42,588.58

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.