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Finding the Fourth Proportional to 59,282.55, 88,905.87 and 31,187.11

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Solution

The fourth proportional to 59,282.55, 88,905.87 and 31,187.11 is: 46,771.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,282.55 : 88,905.87 = 31,187.11 : x
  2. Step 2: Convert to fraction form
    59,282.55/88,905.87 = 31,187.11/x
  3. Step 3: Cross multiply
    59,282.55x = 88,905.87 × 31,187.11
  4. Step 4: Simplify right side
    59,282.55x = 2,772,717,147.34
  5. Step 5: Solve for x
    x = 2,772,717,147.34/59,282.55
  6. Step 6: Final answer
    x = 46,771.22

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.