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Finding the Fourth Proportional to 113,502.25, 170,263.16 and 29,261.71

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Solution

The fourth proportional to 113,502.25, 170,263.16 and 29,261.71 is: 43,895.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,502.25 : 170,263.16 = 29,261.71 : x
  2. Step 2: Convert to fraction form
    113,502.25/170,263.16 = 29,261.71/x
  3. Step 3: Cross multiply
    113,502.25x = 170,263.16 × 29,261.71
  4. Step 4: Simplify right side
    113,502.25x = 4,982,190,594.72
  5. Step 5: Solve for x
    x = 4,982,190,594.72/113,502.25
  6. Step 6: Final answer
    x = 43,895.08

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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.