Home / 183,570.42-253,331.55-103,003.91

Finding the Fourth Proportional to 183,570.42, 253,331.55 and 103,003.91

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Solution

The fourth proportional to 183,570.42, 253,331.55 and 103,003.91 is: 142,147.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,570.42 : 253,331.55 = 103,003.91 : x
  2. Step 2: Convert to fraction form
    183,570.42/253,331.55 = 103,003.91/x
  3. Step 3: Cross multiply
    183,570.42x = 253,331.55 × 103,003.91
  4. Step 4: Simplify right side
    183,570.42x = 26,094,138,394.68
  5. Step 5: Solve for x
    x = 26,094,138,394.68/183,570.42
  6. Step 6: Final answer
    x = 142,147.84

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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.