Home / 251,465.66-347,012.04-142,577.32

Finding the Fourth Proportional to 251,465.66, 347,012.04 and 142,577.32

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Solution

The fourth proportional to 251,465.66, 347,012.04 and 142,577.32 is: 196,750.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,465.66 : 347,012.04 = 142,577.32 : x
  2. Step 2: Convert to fraction form
    251,465.66/347,012.04 = 142,577.32/x
  3. Step 3: Cross multiply
    251,465.66x = 347,012.04 × 142,577.32
  4. Step 4: Simplify right side
    251,465.66x = 49,476,046,670.93
  5. Step 5: Solve for x
    x = 49,476,046,670.93/251,465.66
  6. Step 6: Final answer
    x = 196,750.71

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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.