Home / 132,054.64-182,232.54-74,686.36

Finding the Fourth Proportional to 132,054.64, 182,232.54 and 74,686.36

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Solution

The fourth proportional to 132,054.64, 182,232.54 and 74,686.36 is: 103,065.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,054.64 : 182,232.54 = 74,686.36 : x
  2. Step 2: Convert to fraction form
    132,054.64/182,232.54 = 74,686.36/x
  3. Step 3: Cross multiply
    132,054.64x = 182,232.54 × 74,686.36
  4. Step 4: Simplify right side
    132,054.64x = 13,610,285,086.15
  5. Step 5: Solve for x
    x = 13,610,285,086.15/132,054.64
  6. Step 6: Final answer
    x = 103,065.56

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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.