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Finding the Fourth Proportional to 59,988.60, 82,795.80 and 34,512.06

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Solution

The fourth proportional to 59,988.60, 82,795.80 and 34,512.06 is: 47,633.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,988.60 : 82,795.80 = 34,512.06 : x
  2. Step 2: Convert to fraction form
    59,988.60/82,795.80 = 34,512.06/x
  3. Step 3: Cross multiply
    59,988.60x = 82,795.80 × 34,512.06
  4. Step 4: Simplify right side
    59,988.60x = 2,857,453,617.35
  5. Step 5: Solve for x
    x = 2,857,453,617.35/59,988.60
  6. Step 6: Final answer
    x = 47,633.28

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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.