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Finding the Fourth Proportional to 51,579.52, 77,353.50 and 35,671.33

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Solution

The fourth proportional to 51,579.52, 77,353.50 and 35,671.33 is: 53,496.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,579.52 : 77,353.50 = 35,671.33 : x
  2. Step 2: Convert to fraction form
    51,579.52/77,353.50 = 35,671.33/x
  3. Step 3: Cross multiply
    51,579.52x = 77,353.50 × 35,671.33
  4. Step 4: Simplify right side
    51,579.52x = 2,759,302,225.16
  5. Step 5: Solve for x
    x = 2,759,302,225.16/51,579.52
  6. Step 6: Final answer
    x = 53,496.08

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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.