Home / 134,223.49-201,481.13-54,316.47

Finding the Fourth Proportional to 134,223.49, 201,481.13 and 54,316.47

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Solution

The fourth proportional to 134,223.49, 201,481.13 and 54,316.47 is: 81,533.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,223.49 : 201,481.13 = 54,316.47 : x
  2. Step 2: Convert to fraction form
    134,223.49/201,481.13 = 54,316.47/x
  3. Step 3: Cross multiply
    134,223.49x = 201,481.13 × 54,316.47
  4. Step 4: Simplify right side
    134,223.49x = 10,943,743,753.21
  5. Step 5: Solve for x
    x = 10,943,743,753.21/134,223.49
  6. Step 6: Final answer
    x = 81,533.74

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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.