Home / 180,462.83-248,977.70-103,979.95

Finding the Fourth Proportional to 180,462.83, 248,977.70 and 103,979.95

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Solution

The fourth proportional to 180,462.83, 248,977.70 and 103,979.95 is: 143,457.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,462.83 : 248,977.70 = 103,979.95 : x
  2. Step 2: Convert to fraction form
    180,462.83/248,977.70 = 103,979.95/x
  3. Step 3: Cross multiply
    180,462.83x = 248,977.70 × 103,979.95
  4. Step 4: Simplify right side
    180,462.83x = 25,888,687,032.33
  5. Step 5: Solve for x
    x = 25,888,687,032.33/180,462.83
  6. Step 6: Final answer
    x = 143,457.17

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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.