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Finding the Fourth Proportional to 117,651.95, 176,482.07 and 37,692.35

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Solution

The fourth proportional to 117,651.95, 176,482.07 and 37,692.35 is: 56,539.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,651.95 : 176,482.07 = 37,692.35 : x
  2. Step 2: Convert to fraction form
    117,651.95/176,482.07 = 37,692.35/x
  3. Step 3: Cross multiply
    117,651.95x = 176,482.07 × 37,692.35
  4. Step 4: Simplify right side
    117,651.95x = 6,652,023,762.70
  5. Step 5: Solve for x
    x = 6,652,023,762.70/117,651.95
  6. Step 6: Final answer
    x = 56,539.85

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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.