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Finding the Fourth Proportional to 364,008.89, 546,040.97 and 124,048.21

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Solution

The fourth proportional to 364,008.89, 546,040.97 and 124,048.21 is: 186,081.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    364,008.89 : 546,040.97 = 124,048.21 : x
  2. Step 2: Convert to fraction form
    364,008.89/546,040.97 = 124,048.21/x
  3. Step 3: Cross multiply
    364,008.89x = 546,040.97 × 124,048.21
  4. Step 4: Simplify right side
    364,008.89x = 67,735,402,184.96
  5. Step 5: Solve for x
    x = 67,735,402,184.96/364,008.89
  6. Step 6: Final answer
    x = 186,081.73

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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.