Home / 61,443.48-92,165.16-19,327.26

Finding the Fourth Proportional to 61,443.48, 92,165.16 and 19,327.26

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Solution

The fourth proportional to 61,443.48, 92,165.16 and 19,327.26 is: 28,990.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,443.48 : 92,165.16 = 19,327.26 : x
  2. Step 2: Convert to fraction form
    61,443.48/92,165.16 = 19,327.26/x
  3. Step 3: Cross multiply
    61,443.48x = 92,165.16 × 19,327.26
  4. Step 4: Simplify right side
    61,443.48x = 1,781,300,010.26
  5. Step 5: Solve for x
    x = 1,781,300,010.26/61,443.48
  6. Step 6: Final answer
    x = 28,990.87

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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.