Home / 284,727.03-392,907.96-157,395.03

Finding the Fourth Proportional to 284,727.03, 392,907.96 and 157,395.03

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Solution

The fourth proportional to 284,727.03, 392,907.96 and 157,395.03 is: 217,196.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    284,727.03 : 392,907.96 = 157,395.03 : x
  2. Step 2: Convert to fraction form
    284,727.03/392,907.96 = 157,395.03/x
  3. Step 3: Cross multiply
    284,727.03x = 392,907.96 × 157,395.03
  4. Step 4: Simplify right side
    284,727.03x = 61,841,760,151.44
  5. Step 5: Solve for x
    x = 61,841,760,151.44/284,727.03
  6. Step 6: Final answer
    x = 217,196.66

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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.