Home / 49,918.52-74,658.96-43,445

Finding the Fourth Proportional to 49,918.52, 74,658.96 and 43,445

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Solution

The fourth proportional to 49,918.52, 74,658.96 and 43,445 is: 64,977.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,918.52 : 74,658.96 = 43,445 : x
  2. Step 2: Convert to fraction form
    49,918.52/74,658.96 = 43,445/x
  3. Step 3: Cross multiply
    49,918.52x = 74,658.96 × 43,445
  4. Step 4: Simplify right side
    49,918.52x = 3,243,558,517.20
  5. Step 5: Solve for x
    x = 3,243,558,517.20/49,918.52
  6. Step 6: Final answer
    x = 64,977.06

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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.