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Finding the Fourth Proportional to 64,783.72, 97,104.30 and 25,333.48

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Solution

The fourth proportional to 64,783.72, 97,104.30 and 25,333.48 is: 37,972.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,783.72 : 97,104.30 = 25,333.48 : x
  2. Step 2: Convert to fraction form
    64,783.72/97,104.30 = 25,333.48/x
  3. Step 3: Cross multiply
    64,783.72x = 97,104.30 × 25,333.48
  4. Step 4: Simplify right side
    64,783.72x = 2,459,989,841.96
  5. Step 5: Solve for x
    x = 2,459,989,841.96/64,783.72
  6. Step 6: Final answer
    x = 37,972.35

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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.