Home / 248,612.24-343,109.67-151,810.76

Finding the Fourth Proportional to 248,612.24, 343,109.67 and 151,810.76

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Solution

The fourth proportional to 248,612.24, 343,109.67 and 151,810.76 is: 209,513.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,612.24 : 343,109.67 = 151,810.76 : x
  2. Step 2: Convert to fraction form
    248,612.24/343,109.67 = 151,810.76/x
  3. Step 3: Cross multiply
    248,612.24x = 343,109.67 × 151,810.76
  4. Step 4: Simplify right side
    248,612.24x = 52,087,739,766.05
  5. Step 5: Solve for x
    x = 52,087,739,766.05/248,612.24
  6. Step 6: Final answer
    x = 209,513.98

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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.