Home / 132,915.62-183,378.21-75,549.14

Finding the Fourth Proportional to 132,915.62, 183,378.21 and 75,549.14

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Solution

The fourth proportional to 132,915.62, 183,378.21 and 75,549.14 is: 104,232.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,915.62 : 183,378.21 = 75,549.14 : x
  2. Step 2: Convert to fraction form
    132,915.62/183,378.21 = 75,549.14/x
  3. Step 3: Cross multiply
    132,915.62x = 183,378.21 × 75,549.14
  4. Step 4: Simplify right side
    132,915.62x = 13,854,066,060.24
  5. Step 5: Solve for x
    x = 13,854,066,060.24/132,915.62
  6. Step 6: Final answer
    x = 104,232.04

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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.