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Finding the Fourth Proportional to 58,685.44, 80,974.56 and 34,833.28

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Solution

The fourth proportional to 58,685.44, 80,974.56 and 34,833.28 is: 48,063.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,685.44 : 80,974.56 = 34,833.28 : x
  2. Step 2: Convert to fraction form
    58,685.44/80,974.56 = 34,833.28/x
  3. Step 3: Cross multiply
    58,685.44x = 80,974.56 × 34,833.28
  4. Step 4: Simplify right side
    58,685.44x = 2,820,609,521.36
  5. Step 5: Solve for x
    x = 2,820,609,521.36/58,685.44
  6. Step 6: Final answer
    x = 48,063.19

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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.