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Finding the Fourth Proportional to 61,710.22, 92,555.88 and 19,584.84

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Solution

The fourth proportional to 61,710.22, 92,555.88 and 19,584.84 is: 29,374.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,710.22 : 92,555.88 = 19,584.84 : x
  2. Step 2: Convert to fraction form
    61,710.22/92,555.88 = 19,584.84/x
  3. Step 3: Cross multiply
    61,710.22x = 92,555.88 × 19,584.84
  4. Step 4: Simplify right side
    61,710.22x = 1,812,692,332.25
  5. Step 5: Solve for x
    x = 1,812,692,332.25/61,710.22
  6. Step 6: Final answer
    x = 29,374.26

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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.