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Finding the Fourth Proportional to 59,572.22, 82,295.08 and 47,619.86

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Solution

The fourth proportional to 59,572.22, 82,295.08 and 47,619.86 is: 65,783.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,572.22 : 82,295.08 = 47,619.86 : x
  2. Step 2: Convert to fraction form
    59,572.22/82,295.08 = 47,619.86/x
  3. Step 3: Cross multiply
    59,572.22x = 82,295.08 × 47,619.86
  4. Step 4: Simplify right side
    59,572.22x = 3,918,880,188.29
  5. Step 5: Solve for x
    x = 3,918,880,188.29/59,572.22
  6. Step 6: Final answer
    x = 65,783.69

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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.