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Finding the Fourth Proportional to 219,656.01, 329,491.26 and 75,560.38

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Solution

The fourth proportional to 219,656.01, 329,491.26 and 75,560.38 is: 113,343.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,656.01 : 329,491.26 = 75,560.38 : x
  2. Step 2: Convert to fraction form
    219,656.01/329,491.26 = 75,560.38/x
  3. Step 3: Cross multiply
    219,656.01x = 329,491.26 × 75,560.38
  4. Step 4: Simplify right side
    219,656.01x = 24,896,484,812.28
  5. Step 5: Solve for x
    x = 24,896,484,812.28/219,656.01
  6. Step 6: Final answer
    x = 113,343.06

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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.