Home / 132,480.32-182,848.80-75,929.60

Finding the Fourth Proportional to 132,480.32, 182,848.80 and 75,929.60

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Solution

The fourth proportional to 132,480.32, 182,848.80 and 75,929.60 is: 104,797.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,480.32 : 182,848.80 = 75,929.60 : x
  2. Step 2: Convert to fraction form
    132,480.32/182,848.80 = 75,929.60/x
  3. Step 3: Cross multiply
    132,480.32x = 182,848.80 × 75,929.60
  4. Step 4: Simplify right side
    132,480.32x = 13,883,636,244.48
  5. Step 5: Solve for x
    x = 13,883,636,244.48/132,480.32
  6. Step 6: Final answer
    x = 104,797.73

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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.