Home / 180,267.52-248,741.55-103,771.84

Finding the Fourth Proportional to 180,267.52, 248,741.55 and 103,771.84

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Solution

The fourth proportional to 180,267.52, 248,741.55 and 103,771.84 is: 143,189.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,267.52 : 248,741.55 = 103,771.84 : x
  2. Step 2: Convert to fraction form
    180,267.52/248,741.55 = 103,771.84/x
  3. Step 3: Cross multiply
    180,267.52x = 248,741.55 × 103,771.84
  4. Step 4: Simplify right side
    180,267.52x = 25,812,366,565.39
  5. Step 5: Solve for x
    x = 25,812,366,565.39/180,267.52
  6. Step 6: Final answer
    x = 143,189.23

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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.