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Finding the Fourth Proportional to 58,754.76, 81,062.25 and 33,258.60

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Solution

The fourth proportional to 58,754.76, 81,062.25 and 33,258.60 is: 45,885.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,754.76 : 81,062.25 = 33,258.60 : x
  2. Step 2: Convert to fraction form
    58,754.76/81,062.25 = 33,258.60/x
  3. Step 3: Cross multiply
    58,754.76x = 81,062.25 × 33,258.60
  4. Step 4: Simplify right side
    58,754.76x = 2,696,016,947.85
  5. Step 5: Solve for x
    x = 2,696,016,947.85/58,754.76
  6. Step 6: Final answer
    x = 45,885.93

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1.5x scale

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.