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Finding the Fourth Proportional to 63,159.92, 94,692.45 and 38,194.84

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Solution

The fourth proportional to 63,159.92, 94,692.45 and 38,194.84 is: 57,263.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,159.92 : 94,692.45 = 38,194.84 : x
  2. Step 2: Convert to fraction form
    63,159.92/94,692.45 = 38,194.84/x
  3. Step 3: Cross multiply
    63,159.92x = 94,692.45 × 38,194.84
  4. Step 4: Simplify right side
    63,159.92x = 3,616,762,503.50
  5. Step 5: Solve for x
    x = 3,616,762,503.50/63,159.92
  6. Step 6: Final answer
    x = 57,263.57

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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.