Home / 382,112.00-572,946.59-157,218.38

Finding the Fourth Proportional to 382,112.00, 572,946.59 and 157,218.38

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Solution

The fourth proportional to 382,112.00, 572,946.59 and 157,218.38 is: 235,736.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    382,112.00 : 572,946.59 = 157,218.38 : x
  2. Step 2: Convert to fraction form
    382,112.00/572,946.59 = 157,218.38/x
  3. Step 3: Cross multiply
    382,112.00x = 572,946.59 × 157,218.38
  4. Step 4: Simplify right side
    382,112.00x = 90,077,734,706.32
  5. Step 5: Solve for x
    x = 90,077,734,706.32/382,112.00
  6. Step 6: Final answer
    x = 235,736.47

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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.