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Finding the Fourth Proportional to 59,685.48, 82,368.36 and 35,803.44

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Solution

The fourth proportional to 59,685.48, 82,368.36 and 35,803.44 is: 49,410.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,685.48 : 82,368.36 = 35,803.44 : x
  2. Step 2: Convert to fraction form
    59,685.48/82,368.36 = 35,803.44/x
  3. Step 3: Cross multiply
    59,685.48x = 82,368.36 × 35,803.44
  4. Step 4: Simplify right side
    59,685.48x = 2,949,070,635.16
  5. Step 5: Solve for x
    x = 2,949,070,635.16/59,685.48
  6. Step 6: Final answer
    x = 49,410.19

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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.