Home / 71,145.08-106,736.08-37,837.77

Finding the Fourth Proportional to 71,145.08, 106,736.08 and 37,837.77

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Solution

The fourth proportional to 71,145.08, 106,736.08 and 37,837.77 is: 56,766.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,145.08 : 106,736.08 = 37,837.77 : x
  2. Step 2: Convert to fraction form
    71,145.08/106,736.08 = 37,837.77/x
  3. Step 3: Cross multiply
    71,145.08x = 106,736.08 × 37,837.77
  4. Step 4: Simplify right side
    71,145.08x = 4,038,654,821.83
  5. Step 5: Solve for x
    x = 4,038,654,821.83/71,145.08
  6. Step 6: Final answer
    x = 56,766.46

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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.