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Finding the Fourth Proportional to 375,087.44, 562,727.82 and 135,191.76

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Solution

The fourth proportional to 375,087.44, 562,727.82 and 135,191.76 is: 202,822.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    375,087.44 : 562,727.82 = 135,191.76 : x
  2. Step 2: Convert to fraction form
    375,087.44/562,727.82 = 135,191.76/x
  3. Step 3: Cross multiply
    375,087.44x = 562,727.82 × 135,191.76
  4. Step 4: Simplify right side
    375,087.44x = 76,076,164,386.76
  5. Step 5: Solve for x
    x = 76,076,164,386.76/375,087.44
  6. Step 6: Final answer
    x = 202,822.48

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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.