Home / 80,133.12-110,574-44,318.25

Finding the Fourth Proportional to 80,133.12, 110,574 and 44,318.25

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Solution

The fourth proportional to 80,133.12, 110,574 and 44,318.25 is: 61,153.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,133.12 : 110,574 = 44,318.25 : x
  2. Step 2: Convert to fraction form
    80,133.12/110,574 = 44,318.25/x
  3. Step 3: Cross multiply
    80,133.12x = 110,574 × 44,318.25
  4. Step 4: Simplify right side
    80,133.12x = 4,900,446,175.50
  5. Step 5: Solve for x
    x = 4,900,446,175.50/80,133.12
  6. Step 6: Final answer
    x = 61,153.82

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.