Home / 132,412.32-198,506.52-57,476.16

Finding the Fourth Proportional to 132,412.32, 198,506.52 and 57,476.16

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Solution

The fourth proportional to 132,412.32, 198,506.52 and 57,476.16 is: 86,165.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,412.32 : 198,506.52 = 57,476.16 : x
  2. Step 2: Convert to fraction form
    132,412.32/198,506.52 = 57,476.16/x
  3. Step 3: Cross multiply
    132,412.32x = 198,506.52 × 57,476.16
  4. Step 4: Simplify right side
    132,412.32x = 11,409,392,504.56
  5. Step 5: Solve for x
    x = 11,409,392,504.56/132,412.32
  6. Step 6: Final answer
    x = 86,165.64

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.