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Finding the Fourth Proportional to 63,090.40, 94,592.40 and 29,826.40

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Solution

The fourth proportional to 63,090.40, 94,592.40 and 29,826.40 is: 44,719.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,090.40 : 94,592.40 = 29,826.40 : x
  2. Step 2: Convert to fraction form
    63,090.40/94,592.40 = 29,826.40/x
  3. Step 3: Cross multiply
    63,090.40x = 94,592.40 × 29,826.40
  4. Step 4: Simplify right side
    63,090.40x = 2,821,350,759.36
  5. Step 5: Solve for x
    x = 2,821,350,759.36/63,090.40
  6. Step 6: Final answer
    x = 44,719.18

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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.