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Finding the Fourth Proportional to 58,843.48, 81,219.92 and 33,696.76

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Solution

The fourth proportional to 58,843.48, 81,219.92 and 33,696.76 is: 46,510.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,843.48 : 81,219.92 = 33,696.76 : x
  2. Step 2: Convert to fraction form
    58,843.48/81,219.92 = 33,696.76/x
  3. Step 3: Cross multiply
    58,843.48x = 81,219.92 × 33,696.76
  4. Step 4: Simplify right side
    58,843.48x = 2,736,848,151.46
  5. Step 5: Solve for x
    x = 2,736,848,151.46/58,843.48
  6. Step 6: Final answer
    x = 46,510.64

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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.