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Finding the Fourth Proportional to 59,670.47, 82,347.36 and 32,815.01

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Solution

The fourth proportional to 59,670.47, 82,347.36 and 32,815.01 is: 45,285.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,670.47 : 82,347.36 = 32,815.01 : x
  2. Step 2: Convert to fraction form
    59,670.47/82,347.36 = 32,815.01/x
  3. Step 3: Cross multiply
    59,670.47x = 82,347.36 × 32,815.01
  4. Step 4: Simplify right side
    59,670.47x = 2,702,229,441.87
  5. Step 5: Solve for x
    x = 2,702,229,441.87/59,670.47
  6. Step 6: Final answer
    x = 45,285.87

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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.