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Finding the Fourth Proportional to 62,216.60, 93,519.30 and 61,050.20

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Solution

The fourth proportional to 62,216.60, 93,519.30 and 61,050.20 is: 91,766.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,216.60 : 93,519.30 = 61,050.20 : x
  2. Step 2: Convert to fraction form
    62,216.60/93,519.30 = 61,050.20/x
  3. Step 3: Cross multiply
    62,216.60x = 93,519.30 × 61,050.20
  4. Step 4: Simplify right side
    62,216.60x = 5,709,371,968.86
  5. Step 5: Solve for x
    x = 5,709,371,968.86/62,216.60
  6. Step 6: Final answer
    x = 91,766.06

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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.