Home / 76,848.04-115,272.60-24,261.76

Finding the Fourth Proportional to 76,848.04, 115,272.60 and 24,261.76

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Solution

The fourth proportional to 76,848.04, 115,272.60 and 24,261.76 is: 36,392.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,848.04 : 115,272.60 = 24,261.76 : x
  2. Step 2: Convert to fraction form
    76,848.04/115,272.60 = 24,261.76/x
  3. Step 3: Cross multiply
    76,848.04x = 115,272.60 × 24,261.76
  4. Step 4: Simplify right side
    76,848.04x = 2,796,716,155.78
  5. Step 5: Solve for x
    x = 2,796,716,155.78/76,848.04
  6. Step 6: Final answer
    x = 36,392.81

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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.