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Finding the Fourth Proportional to 61,577.67, 92,379.02 and 19,464.33

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Solution

The fourth proportional to 61,577.67, 92,379.02 and 19,464.33 is: 29,200.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,577.67 : 92,379.02 = 19,464.33 : x
  2. Step 2: Convert to fraction form
    61,577.67/92,379.02 = 19,464.33/x
  3. Step 3: Cross multiply
    61,577.67x = 92,379.02 × 19,464.33
  4. Step 4: Simplify right side
    61,577.67x = 1,798,095,730.36
  5. Step 5: Solve for x
    x = 1,798,095,730.36/61,577.67
  6. Step 6: Final answer
    x = 29,200.45

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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.