Home / 251,586.02-347,195.22-136,871.82

Finding the Fourth Proportional to 251,586.02, 347,195.22 and 136,871.82

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Solution

The fourth proportional to 251,586.02, 347,195.22 and 136,871.82 is: 188,886.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,586.02 : 347,195.22 = 136,871.82 : x
  2. Step 2: Convert to fraction form
    251,586.02/347,195.22 = 136,871.82/x
  3. Step 3: Cross multiply
    251,586.02x = 347,195.22 × 136,871.82
  4. Step 4: Simplify right side
    251,586.02x = 47,521,241,656.70
  5. Step 5: Solve for x
    x = 47,521,241,656.70/251,586.02
  6. Step 6: Final answer
    x = 188,886.65

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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.