Home / 272,097.20-375,478.06-151,234.34

Finding the Fourth Proportional to 272,097.20, 375,478.06 and 151,234.34

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Solution

The fourth proportional to 272,097.20, 375,478.06 and 151,234.34 is: 208,694.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    272,097.20 : 375,478.06 = 151,234.34 : x
  2. Step 2: Convert to fraction form
    272,097.20/375,478.06 = 151,234.34/x
  3. Step 3: Cross multiply
    272,097.20x = 375,478.06 × 151,234.34
  4. Step 4: Simplify right side
    272,097.20x = 56,785,176,588.58
  5. Step 5: Solve for x
    x = 56,785,176,588.58/272,097.20
  6. Step 6: Final answer
    x = 208,694.45

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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.