Home / 382,213.81-573,320.99-97,905.43

Finding the Fourth Proportional to 382,213.81, 573,320.99 and 97,905.43

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Solution

The fourth proportional to 382,213.81, 573,320.99 and 97,905.43 is: 146,858.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    382,213.81 : 573,320.99 = 97,905.43 : x
  2. Step 2: Convert to fraction form
    382,213.81/573,320.99 = 97,905.43/x
  3. Step 3: Cross multiply
    382,213.81x = 573,320.99 × 97,905.43
  4. Step 4: Simplify right side
    382,213.81x = 56,131,238,053.98
  5. Step 5: Solve for x
    x = 56,131,238,053.98/382,213.81
  6. Step 6: Final answer
    x = 146,858.22

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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.