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Finding the Fourth Proportional to 51,502.59, 71,042.54 and 30,264.39

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Solution

The fourth proportional to 51,502.59, 71,042.54 and 30,264.39 is: 41,746.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,502.59 : 71,042.54 = 30,264.39 : x
  2. Step 2: Convert to fraction form
    51,502.59/71,042.54 = 30,264.39/x
  3. Step 3: Cross multiply
    51,502.59x = 71,042.54 × 30,264.39
  4. Step 4: Simplify right side
    51,502.59x = 2,150,058,985.83
  5. Step 5: Solve for x
    x = 2,150,058,985.83/51,502.59
  6. Step 6: Final answer
    x = 41,746.62

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.