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Finding the Fourth Proportional to 112,955.82, 169,384.52 and 38,062.00

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Solution

The fourth proportional to 112,955.82, 169,384.52 and 38,062.00 is: 57,076.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,955.82 : 169,384.52 = 38,062.00 : x
  2. Step 2: Convert to fraction form
    112,955.82/169,384.52 = 38,062.00/x
  3. Step 3: Cross multiply
    112,955.82x = 169,384.52 × 38,062.00
  4. Step 4: Simplify right side
    112,955.82x = 6,447,113,693.03
  5. Step 5: Solve for x
    x = 6,447,113,693.03/112,955.82
  6. Step 6: Final answer
    x = 57,076.42

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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.