Home / 132,527.19-182,873.86-78,801.82

Finding the Fourth Proportional to 132,527.19, 182,873.86 and 78,801.82

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Solution

The fourth proportional to 132,527.19, 182,873.86 and 78,801.82 is: 108,738.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,527.19 : 182,873.86 = 78,801.82 : x
  2. Step 2: Convert to fraction form
    132,527.19/182,873.86 = 78,801.82/x
  3. Step 3: Cross multiply
    132,527.19x = 182,873.86 × 78,801.82
  4. Step 4: Simplify right side
    132,527.19x = 14,410,794,184.14
  5. Step 5: Solve for x
    x = 14,410,794,184.14/132,527.19
  6. Step 6: Final answer
    x = 108,738.40

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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.