Home / 183,713.04-253,538.64-103,145.85

Finding the Fourth Proportional to 183,713.04, 253,538.64 and 103,145.85

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Solution

The fourth proportional to 183,713.04, 253,538.64 and 103,145.85 is: 142,349.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,713.04 : 253,538.64 = 103,145.85 : x
  2. Step 2: Convert to fraction form
    183,713.04/253,538.64 = 103,145.85/x
  3. Step 3: Cross multiply
    183,713.04x = 253,538.64 × 103,145.85
  4. Step 4: Simplify right side
    183,713.04x = 26,151,458,530.64
  5. Step 5: Solve for x
    x = 26,151,458,530.64/183,713.04
  6. Step 6: Final answer
    x = 142,349.50

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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.