Home / 183,669.90-253,432.44-103,100.82

Finding the Fourth Proportional to 183,669.90, 253,432.44 and 103,100.82

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Solution

The fourth proportional to 183,669.90, 253,432.44 and 103,100.82 is: 142,261.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,669.90 : 253,432.44 = 103,100.82 : x
  2. Step 2: Convert to fraction form
    183,669.90/253,432.44 = 103,100.82/x
  3. Step 3: Cross multiply
    183,669.90x = 253,432.44 × 103,100.82
  4. Step 4: Simplify right side
    183,669.90x = 26,129,092,378.60
  5. Step 5: Solve for x
    x = 26,129,092,378.60/183,669.90
  6. Step 6: Final answer
    x = 142,261.16

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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.