Home / 382,664.88-573,974.08-142,732.53

Finding the Fourth Proportional to 382,664.88, 573,974.08 and 142,732.53

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Solution

The fourth proportional to 382,664.88, 573,974.08 and 142,732.53 is: 214,090.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    382,664.88 : 573,974.08 = 142,732.53 : x
  2. Step 2: Convert to fraction form
    382,664.88/573,974.08 = 142,732.53/x
  3. Step 3: Cross multiply
    382,664.88x = 573,974.08 × 142,732.53
  4. Step 4: Simplify right side
    382,664.88x = 81,924,772,235.99
  5. Step 5: Solve for x
    x = 81,924,772,235.99/382,664.88
  6. Step 6: Final answer
    x = 214,090.13

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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.