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Finding the Fourth Proportional to 73,222.53, 109,896.98 and 35,810.25

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Solution

The fourth proportional to 73,222.53, 109,896.98 and 35,810.25 is: 53,746.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,222.53 : 109,896.98 = 35,810.25 : x
  2. Step 2: Convert to fraction form
    73,222.53/109,896.98 = 35,810.25/x
  3. Step 3: Cross multiply
    73,222.53x = 109,896.98 × 35,810.25
  4. Step 4: Simplify right side
    73,222.53x = 3,935,438,148.99
  5. Step 5: Solve for x
    x = 3,935,438,148.99/73,222.53
  6. Step 6: Final answer
    x = 53,746.27

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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.