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Finding the Fourth Proportional to 248,640.50, 372,854.48 and 94,665.51

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Solution

The fourth proportional to 248,640.50, 372,854.48 and 94,665.51 is: 141,957.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,640.50 : 372,854.48 = 94,665.51 : x
  2. Step 2: Convert to fraction form
    248,640.50/372,854.48 = 94,665.51/x
  3. Step 3: Cross multiply
    248,640.50x = 372,854.48 × 94,665.51
  4. Step 4: Simplify right side
    248,640.50x = 35,296,459,031.66
  5. Step 5: Solve for x
    x = 35,296,459,031.66/248,640.50
  6. Step 6: Final answer
    x = 141,957.80

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.