Home / 180,276.66-248,759.91-99,693.21

Finding the Fourth Proportional to 180,276.66, 248,759.91 and 99,693.21

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Solution

The fourth proportional to 180,276.66, 248,759.91 and 99,693.21 is: 137,564.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,276.66 : 248,759.91 = 99,693.21 : x
  2. Step 2: Convert to fraction form
    180,276.66/248,759.91 = 99,693.21/x
  3. Step 3: Cross multiply
    180,276.66x = 248,759.91 × 99,693.21
  4. Step 4: Simplify right side
    180,276.66x = 24,799,673,947.21
  5. Step 5: Solve for x
    x = 24,799,673,947.21/180,276.66
  6. Step 6: Final answer
    x = 137,564.53

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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.