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Finding the Fourth Proportional to 73,089.53, 109,647.96 and 23,156.22

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Solution

The fourth proportional to 73,089.53, 109,647.96 and 23,156.22 is: 34,738.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,089.53 : 109,647.96 = 23,156.22 : x
  2. Step 2: Convert to fraction form
    73,089.53/109,647.96 = 23,156.22/x
  3. Step 3: Cross multiply
    73,089.53x = 109,647.96 × 23,156.22
  4. Step 4: Simplify right side
    73,089.53x = 2,539,032,284.31
  5. Step 5: Solve for x
    x = 2,539,032,284.31/73,089.53
  6. Step 6: Final answer
    x = 34,738.66

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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.