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Finding the Fourth Proportional to 117,248.63, 175,871.67 and 28,502.23

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Solution

The fourth proportional to 117,248.63, 175,871.67 and 28,502.23 is: 42,753.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,248.63 : 175,871.67 = 28,502.23 : x
  2. Step 2: Convert to fraction form
    117,248.63/175,871.67 = 28,502.23/x
  3. Step 3: Cross multiply
    117,248.63x = 175,871.67 × 28,502.23
  4. Step 4: Simplify right side
    117,248.63x = 5,012,734,732.35
  5. Step 5: Solve for x
    x = 5,012,734,732.35/117,248.63
  6. Step 6: Final answer
    x = 42,753.03

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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.