Home / 57,164.52-78,889.97-34,503.20

Finding the Fourth Proportional to 57,164.52, 78,889.97 and 34,503.20

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Solution

The fourth proportional to 57,164.52, 78,889.97 and 34,503.20 is: 47,616.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,164.52 : 78,889.97 = 34,503.20 : x
  2. Step 2: Convert to fraction form
    57,164.52/78,889.97 = 34,503.20/x
  3. Step 3: Cross multiply
    57,164.52x = 78,889.97 × 34,503.20
  4. Step 4: Simplify right side
    57,164.52x = 2,721,955,845.94
  5. Step 5: Solve for x
    x = 2,721,955,845.94/57,164.52
  6. Step 6: Final answer
    x = 47,616.18

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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.