Home / 135,346.52-186,775.26-74,092.56

Finding the Fourth Proportional to 135,346.52, 186,775.26 and 74,092.56

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Solution

The fourth proportional to 135,346.52, 186,775.26 and 74,092.56 is: 102,246.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,346.52 : 186,775.26 = 74,092.56 : x
  2. Step 2: Convert to fraction form
    135,346.52/186,775.26 = 74,092.56/x
  3. Step 3: Cross multiply
    135,346.52x = 186,775.26 × 74,092.56
  4. Step 4: Simplify right side
    135,346.52x = 13,838,657,158.07
  5. Step 5: Solve for x
    x = 13,838,657,158.07/135,346.52
  6. Step 6: Final answer
    x = 102,246.12

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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.