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Finding the Fourth Proportional to 76,607.60, 114,915.12 and 24,017.54

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Solution

The fourth proportional to 76,607.60, 114,915.12 and 24,017.54 is: 36,027.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,607.60 : 114,915.12 = 24,017.54 : x
  2. Step 2: Convert to fraction form
    76,607.60/114,915.12 = 24,017.54/x
  3. Step 3: Cross multiply
    76,607.60x = 114,915.12 × 24,017.54
  4. Step 4: Simplify right side
    76,607.60x = 2,759,978,491.20
  5. Step 5: Solve for x
    x = 2,759,978,491.20/76,607.60
  6. Step 6: Final answer
    x = 36,027.48

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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.