Home / 183,711.51-253,502.33-103,147.83

Finding the Fourth Proportional to 183,711.51, 253,502.33 and 103,147.83

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Solution

The fourth proportional to 183,711.51, 253,502.33 and 103,147.83 is: 142,333.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,711.51 : 253,502.33 = 103,147.83 : x
  2. Step 2: Convert to fraction form
    183,711.51/253,502.33 = 103,147.83/x
  3. Step 3: Cross multiply
    183,711.51x = 253,502.33 × 103,147.83
  4. Step 4: Simplify right side
    183,711.51x = 26,148,214,723.70
  5. Step 5: Solve for x
    x = 26,148,214,723.70/183,711.51
  6. Step 6: Final answer
    x = 142,333.02

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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.