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Finding the Fourth Proportional to 364,938.22, 547,492.68 and 125,054.74

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Solution

The fourth proportional to 364,938.22, 547,492.68 and 125,054.74 is: 187,611.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    364,938.22 : 547,492.68 = 125,054.74 : x
  2. Step 2: Convert to fraction form
    364,938.22/547,492.68 = 125,054.74/x
  3. Step 3: Cross multiply
    364,938.22x = 547,492.68 × 125,054.74
  4. Step 4: Simplify right side
    364,938.22x = 68,466,554,749.30
  5. Step 5: Solve for x
    x = 68,466,554,749.30/364,938.22
  6. Step 6: Final answer
    x = 187,611.36

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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.