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Finding the Fourth Proportional to 94,649.40, 141,731.28 and 91,846.44

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Solution

The fourth proportional to 94,649.40, 141,731.28 and 91,846.44 is: 137,534.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,649.40 : 141,731.28 = 91,846.44 : x
  2. Step 2: Convert to fraction form
    94,649.40/141,731.28 = 91,846.44/x
  3. Step 3: Cross multiply
    94,649.40x = 141,731.28 × 91,846.44
  4. Step 4: Simplify right side
    94,649.40x = 13,017,513,504.64
  5. Step 5: Solve for x
    x = 13,017,513,504.64/94,649.40
  6. Step 6: Final answer
    x = 137,534.03

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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.