Home / 183,878.20-275,784.42-48,943

Finding the Fourth Proportional to 183,878.20, 275,784.42 and 48,943

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Solution

The fourth proportional to 183,878.20, 275,784.42 and 48,943 is: 73,405.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,878.20 : 275,784.42 = 48,943 : x
  2. Step 2: Convert to fraction form
    183,878.20/275,784.42 = 48,943/x
  3. Step 3: Cross multiply
    183,878.20x = 275,784.42 × 48,943
  4. Step 4: Simplify right side
    183,878.20x = 13,497,716,868.06
  5. Step 5: Solve for x
    x = 13,497,716,868.06/183,878.20
  6. Step 6: Final answer
    x = 73,405.75

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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.