Home / 252,008.56-347,771.08-138,831.44

Finding the Fourth Proportional to 252,008.56, 347,771.08 and 138,831.44

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Solution

The fourth proportional to 252,008.56, 347,771.08 and 138,831.44 is: 191,586.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,008.56 : 347,771.08 = 138,831.44 : x
  2. Step 2: Convert to fraction form
    252,008.56/347,771.08 = 138,831.44/x
  3. Step 3: Cross multiply
    252,008.56x = 347,771.08 × 138,831.44
  4. Step 4: Simplify right side
    252,008.56x = 48,281,559,826.76
  5. Step 5: Solve for x
    x = 48,281,559,826.76/252,008.56
  6. Step 6: Final answer
    x = 191,586.98

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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.