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Finding the Fourth Proportional to 207,028.03, 310,607.66 and 73,905.34

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Solution

The fourth proportional to 207,028.03, 310,607.66 and 73,905.34 is: 110,881.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    207,028.03 : 310,607.66 = 73,905.34 : x
  2. Step 2: Convert to fraction form
    207,028.03/310,607.66 = 73,905.34/x
  3. Step 3: Cross multiply
    207,028.03x = 310,607.66 × 73,905.34
  4. Step 4: Simplify right side
    207,028.03x = 22,955,564,718.90
  5. Step 5: Solve for x
    x = 22,955,564,718.90/207,028.03
  6. Step 6: Final answer
    x = 110,881.43

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1.5x scale

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.