Home / 251,852.42-347,450.28-166,821.86

Finding the Fourth Proportional to 251,852.42, 347,450.28 and 166,821.86

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Solution

The fourth proportional to 251,852.42, 347,450.28 and 166,821.86 is: 230,143.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,852.42 : 347,450.28 = 166,821.86 : x
  2. Step 2: Convert to fraction form
    251,852.42/347,450.28 = 166,821.86/x
  3. Step 3: Cross multiply
    251,852.42x = 347,450.28 × 166,821.86
  4. Step 4: Simplify right side
    251,852.42x = 57,962,301,967.12
  5. Step 5: Solve for x
    x = 57,962,301,967.12/251,852.42
  6. Step 6: Final answer
    x = 230,143.92

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1.5x scale

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.