Home / 248,973.72-343,582.08-141,543.78

Finding the Fourth Proportional to 248,973.72, 343,582.08 and 141,543.78

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Solution

The fourth proportional to 248,973.72, 343,582.08 and 141,543.78 is: 195,329.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,973.72 : 343,582.08 = 141,543.78 : x
  2. Step 2: Convert to fraction form
    248,973.72/343,582.08 = 141,543.78/x
  3. Step 3: Cross multiply
    248,973.72x = 343,582.08 × 141,543.78
  4. Step 4: Simplify right side
    248,973.72x = 48,631,906,343.46
  5. Step 5: Solve for x
    x = 48,631,906,343.46/248,973.72
  6. Step 6: Final answer
    x = 195,329.48

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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.