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Finding the Fourth Proportional to 94,980.88, 142,471.45 and 32,651.38

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Solution

The fourth proportional to 94,980.88, 142,471.45 and 32,651.38 is: 48,977.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,980.88 : 142,471.45 = 32,651.38 : x
  2. Step 2: Convert to fraction form
    94,980.88/142,471.45 = 32,651.38/x
  3. Step 3: Cross multiply
    94,980.88x = 142,471.45 × 32,651.38
  4. Step 4: Simplify right side
    94,980.88x = 4,651,888,740.74
  5. Step 5: Solve for x
    x = 4,651,888,740.74/94,980.88
  6. Step 6: Final answer
    x = 48,977.11

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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.