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Finding the Fourth Proportional to 183,479.76, 275,247 and 65,141.22

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Solution

The fourth proportional to 183,479.76, 275,247 and 65,141.22 is: 97,721.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,479.76 : 275,247 = 65,141.22 : x
  2. Step 2: Convert to fraction form
    183,479.76/275,247 = 65,141.22/x
  3. Step 3: Cross multiply
    183,479.76x = 275,247 × 65,141.22
  4. Step 4: Simplify right side
    183,479.76x = 17,929,925,381.34
  5. Step 5: Solve for x
    x = 17,929,925,381.34/183,479.76
  6. Step 6: Final answer
    x = 97,721.54

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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.