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Finding the Fourth Proportional to 248,603.15, 372,904.76 and 88,672.62

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Solution

The fourth proportional to 248,603.15, 372,904.76 and 88,672.62 is: 133,008.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,603.15 : 372,904.76 = 88,672.62 : x
  2. Step 2: Convert to fraction form
    248,603.15/372,904.76 = 88,672.62/x
  3. Step 3: Cross multiply
    248,603.15x = 372,904.76 × 88,672.62
  4. Step 4: Simplify right side
    248,603.15x = 33,066,442,301.35
  5. Step 5: Solve for x
    x = 33,066,442,301.35/248,603.15
  6. Step 6: Final answer
    x = 133,008.94

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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.