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Finding the Fourth Proportional to 77,239.00, 115,860.52 and 24,648.43

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Solution

The fourth proportional to 77,239.00, 115,860.52 and 24,648.43 is: 36,973.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,239.00 : 115,860.52 = 24,648.43 : x
  2. Step 2: Convert to fraction form
    77,239.00/115,860.52 = 24,648.43/x
  3. Step 3: Cross multiply
    77,239.00x = 115,860.52 × 24,648.43
  4. Step 4: Simplify right side
    77,239.00x = 2,855,779,916.98
  5. Step 5: Solve for x
    x = 2,855,779,916.98/77,239.00
  6. Step 6: Final answer
    x = 36,973.29

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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.