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Finding the Fourth Proportional to 64,483.90, 96,692.92 and 37,881.84

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Solution

The fourth proportional to 64,483.90, 96,692.92 and 37,881.84 is: 56,803.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,483.90 : 96,692.92 = 37,881.84 : x
  2. Step 2: Convert to fraction form
    64,483.90/96,692.92 = 37,881.84/x
  3. Step 3: Cross multiply
    64,483.90x = 96,692.92 × 37,881.84
  4. Step 4: Simplify right side
    64,483.90x = 3,662,905,992.47
  5. Step 5: Solve for x
    x = 3,662,905,992.47/64,483.90
  6. Step 6: Final answer
    x = 56,803.42

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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.