Home / 252,180.42-347,994.81-156,686.28

Finding the Fourth Proportional to 252,180.42, 347,994.81 and 156,686.28

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Solution

The fourth proportional to 252,180.42, 347,994.81 and 156,686.28 is: 216,218.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,180.42 : 347,994.81 = 156,686.28 : x
  2. Step 2: Convert to fraction form
    252,180.42/347,994.81 = 156,686.28/x
  3. Step 3: Cross multiply
    252,180.42x = 347,994.81 × 156,686.28
  4. Step 4: Simplify right side
    252,180.42x = 54,526,012,238.21
  5. Step 5: Solve for x
    x = 54,526,012,238.21/252,180.42
  6. Step 6: Final answer
    x = 216,218.26

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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.