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Finding the Fourth Proportional to 207,264.51, 310,898.66 and 67,023.27

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Solution

The fourth proportional to 207,264.51, 310,898.66 and 67,023.27 is: 100,535.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    207,264.51 : 310,898.66 = 67,023.27 : x
  2. Step 2: Convert to fraction form
    207,264.51/310,898.66 = 67,023.27/x
  3. Step 3: Cross multiply
    207,264.51x = 310,898.66 × 67,023.27
  4. Step 4: Simplify right side
    207,264.51x = 20,837,444,496.70
  5. Step 5: Solve for x
    x = 20,837,444,496.70/207,264.51
  6. Step 6: Final answer
    x = 100,535.52

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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.