Home / 132,946.88-183,467.25-72,518.81

Finding the Fourth Proportional to 132,946.88, 183,467.25 and 72,518.81

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Solution

The fourth proportional to 132,946.88, 183,467.25 and 72,518.81 is: 100,076.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,946.88 : 183,467.25 = 72,518.81 : x
  2. Step 2: Convert to fraction form
    132,946.88/183,467.25 = 72,518.81/x
  3. Step 3: Cross multiply
    132,946.88x = 183,467.25 × 72,518.81
  4. Step 4: Simplify right side
    132,946.88x = 13,304,825,726.64
  5. Step 5: Solve for x
    x = 13,304,825,726.64/132,946.88
  6. Step 6: Final answer
    x = 100,076.26

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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.