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Finding the Fourth Proportional to 248,041.89, 372,125.25 and 70,548.93

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Solution

The fourth proportional to 248,041.89, 372,125.25 and 70,548.93 is: 105,841.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,041.89 : 372,125.25 = 70,548.93 : x
  2. Step 2: Convert to fraction form
    248,041.89/372,125.25 = 70,548.93/x
  3. Step 3: Cross multiply
    248,041.89x = 372,125.25 × 70,548.93
  4. Step 4: Simplify right side
    248,041.89x = 26,253,038,213.48
  5. Step 5: Solve for x
    x = 26,253,038,213.48/248,041.89
  6. Step 6: Final answer
    x = 105,841.15

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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.