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Finding the Fourth Proportional to 56,144.88, 77,474.07 and 32,274.99

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Solution

The fourth proportional to 56,144.88, 77,474.07 and 32,274.99 is: 44,536.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,144.88 : 77,474.07 = 32,274.99 : x
  2. Step 2: Convert to fraction form
    56,144.88/77,474.07 = 32,274.99/x
  3. Step 3: Cross multiply
    56,144.88x = 77,474.07 × 32,274.99
  4. Step 4: Simplify right side
    56,144.88x = 2,500,474,834.51
  5. Step 5: Solve for x
    x = 2,500,474,834.51/56,144.88
  6. Step 6: Final answer
    x = 44,536.12

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.