Home / 183,942.16-253,836.79-103,368.52

Finding the Fourth Proportional to 183,942.16, 253,836.79 and 103,368.52

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Solution

The fourth proportional to 183,942.16, 253,836.79 and 103,368.52 is: 142,646.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,942.16 : 253,836.79 = 103,368.52 : x
  2. Step 2: Convert to fraction form
    183,942.16/253,836.79 = 103,368.52/x
  3. Step 3: Cross multiply
    183,942.16x = 253,836.79 × 103,368.52
  4. Step 4: Simplify right side
    183,942.16x = 26,238,733,362.73
  5. Step 5: Solve for x
    x = 26,238,733,362.73/183,942.16
  6. Step 6: Final answer
    x = 142,646.65

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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.