Home / 251,685.61-347,327.29-144,261.92

Finding the Fourth Proportional to 251,685.61, 347,327.29 and 144,261.92

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Solution

The fourth proportional to 251,685.61, 347,327.29 and 144,261.92 is: 199,082.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,685.61 : 347,327.29 = 144,261.92 : x
  2. Step 2: Convert to fraction form
    251,685.61/347,327.29 = 144,261.92/x
  3. Step 3: Cross multiply
    251,685.61x = 347,327.29 × 144,261.92
  4. Step 4: Simplify right side
    251,685.61x = 50,106,102,772.44
  5. Step 5: Solve for x
    x = 50,106,102,772.44/251,685.61
  6. Step 6: Final answer
    x = 199,082.11

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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.