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Finding the Fourth Proportional to 248,460.84, 372,686.88 and 61,472.28

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Solution

The fourth proportional to 248,460.84, 372,686.88 and 61,472.28 is: 92,207.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,460.84 : 372,686.88 = 61,472.28 : x
  2. Step 2: Convert to fraction form
    248,460.84/372,686.88 = 61,472.28/x
  3. Step 3: Cross multiply
    248,460.84x = 372,686.88 × 61,472.28
  4. Step 4: Simplify right side
    248,460.84x = 22,909,912,239.69
  5. Step 5: Solve for x
    x = 22,909,912,239.69/248,460.84
  6. Step 6: Final answer
    x = 92,207.34

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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.