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Finding the Fourth Proportional to 61,348.86, 92,024.44 and 19,228.01

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Solution

The fourth proportional to 61,348.86, 92,024.44 and 19,228.01 is: 28,842.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,348.86 : 92,024.44 = 19,228.01 : x
  2. Step 2: Convert to fraction form
    61,348.86/92,024.44 = 19,228.01/x
  3. Step 3: Cross multiply
    61,348.86x = 92,024.44 × 19,228.01
  4. Step 4: Simplify right side
    61,348.86x = 1,769,446,852.56
  5. Step 5: Solve for x
    x = 1,769,446,852.56/61,348.86
  6. Step 6: Final answer
    x = 28,842.38

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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.