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Finding the Fourth Proportional to 207,026.10, 310,575.60 and 73,983.60

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Solution

The fourth proportional to 207,026.10, 310,575.60 and 73,983.60 is: 110,988.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    207,026.10 : 310,575.60 = 73,983.60 : x
  2. Step 2: Convert to fraction form
    207,026.10/310,575.60 = 73,983.60/x
  3. Step 3: Cross multiply
    207,026.10x = 310,575.60 × 73,983.60
  4. Step 4: Simplify right side
    207,026.10x = 22,977,500,960.16
  5. Step 5: Solve for x
    x = 22,977,500,960.16/207,026.10
  6. Step 6: Final answer
    x = 110,988.43

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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.