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Finding the Fourth Proportional to 73,778.48, 110,779.20 and 58,943.36

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Solution

The fourth proportional to 73,778.48, 110,779.20 and 58,943.36 is: 88,504.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,778.48 : 110,779.20 = 58,943.36 : x
  2. Step 2: Convert to fraction form
    73,778.48/110,779.20 = 58,943.36/x
  3. Step 3: Cross multiply
    73,778.48x = 110,779.20 × 58,943.36
  4. Step 4: Simplify right side
    73,778.48x = 6,529,698,266.11
  5. Step 5: Solve for x
    x = 6,529,698,266.11/73,778.48
  6. Step 6: Final answer
    x = 88,504.10

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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.