Home / 248,179.64-342,490.56-135,002.66

Finding the Fourth Proportional to 248,179.64, 342,490.56 and 135,002.66

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Solution

The fourth proportional to 248,179.64, 342,490.56 and 135,002.66 is: 186,305.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,179.64 : 342,490.56 = 135,002.66 : x
  2. Step 2: Convert to fraction form
    248,179.64/342,490.56 = 135,002.66/x
  3. Step 3: Cross multiply
    248,179.64x = 342,490.56 × 135,002.66
  4. Step 4: Simplify right side
    248,179.64x = 46,237,136,624.89
  5. Step 5: Solve for x
    x = 46,237,136,624.89/248,179.64
  6. Step 6: Final answer
    x = 186,305.12

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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.