Home / 132,915.75-183,378.38-75,549.27

Finding the Fourth Proportional to 132,915.75, 183,378.38 and 75,549.27

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Solution

The fourth proportional to 132,915.75, 183,378.38 and 75,549.27 is: 104,232.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,915.75 : 183,378.38 = 75,549.27 : x
  2. Step 2: Convert to fraction form
    132,915.75/183,378.38 = 75,549.27/x
  3. Step 3: Cross multiply
    132,915.75x = 183,378.38 × 75,549.27
  4. Step 4: Simplify right side
    132,915.75x = 13,854,102,014.76
  5. Step 5: Solve for x
    x = 13,854,102,014.76/132,915.75
  6. Step 6: Final answer
    x = 104,232.21

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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.