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Finding the Fourth Proportional to 73,980, 110,984.64 and 24,056.88

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Solution

The fourth proportional to 73,980, 110,984.64 and 24,056.88 is: 36,090.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,980 : 110,984.64 = 24,056.88 : x
  2. Step 2: Convert to fraction form
    73,980/110,984.64 = 24,056.88/x
  3. Step 3: Cross multiply
    73,980x = 110,984.64 × 24,056.88
  4. Step 4: Simplify right side
    73,980x = 2,669,944,166.32
  5. Step 5: Solve for x
    x = 2,669,944,166.32/73,980
  6. Step 6: Final answer
    x = 36,090.08

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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.