Home / 248,065.24-342,328.20-134,887.96

Finding the Fourth Proportional to 248,065.24, 342,328.20 and 134,887.96

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Solution

The fourth proportional to 248,065.24, 342,328.20 and 134,887.96 is: 186,144.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,065.24 : 342,328.20 = 134,887.96 : x
  2. Step 2: Convert to fraction form
    248,065.24/342,328.20 = 134,887.96/x
  3. Step 3: Cross multiply
    248,065.24x = 342,328.20 × 134,887.96
  4. Step 4: Simplify right side
    248,065.24x = 46,175,952,548.47
  5. Step 5: Solve for x
    x = 46,175,952,548.47/248,065.24
  6. Step 6: Final answer
    x = 186,144.39

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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.