Home / 183,933.18-253,834.47-103,362.30

Finding the Fourth Proportional to 183,933.18, 253,834.47 and 103,362.30

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Solution

The fourth proportional to 183,933.18, 253,834.47 and 103,362.30 is: 142,643.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,933.18 : 253,834.47 = 103,362.30 : x
  2. Step 2: Convert to fraction form
    183,933.18/253,834.47 = 103,362.30/x
  3. Step 3: Cross multiply
    183,933.18x = 253,834.47 × 103,362.30
  4. Step 4: Simplify right side
    183,933.18x = 26,236,914,638.48
  5. Step 5: Solve for x
    x = 26,236,914,638.48/183,933.18
  6. Step 6: Final answer
    x = 142,643.73

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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.