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Finding the Fourth Proportional to 57,746.04, 86,459.22 and 29,605.40

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Solution

The fourth proportional to 57,746.04, 86,459.22 and 29,605.40 is: 44,326.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,746.04 : 86,459.22 = 29,605.40 : x
  2. Step 2: Convert to fraction form
    57,746.04/86,459.22 = 29,605.40/x
  3. Step 3: Cross multiply
    57,746.04x = 86,459.22 × 29,605.40
  4. Step 4: Simplify right side
    57,746.04x = 2,559,659,791.79
  5. Step 5: Solve for x
    x = 2,559,659,791.79/57,746.04
  6. Step 6: Final answer
    x = 44,326.15

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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.