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Finding the Fourth Proportional to 362,635.51, 544,055.33 and 126,002.11

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Solution

The fourth proportional to 362,635.51, 544,055.33 and 126,002.11 is: 189,038.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    362,635.51 : 544,055.33 = 126,002.11 : x
  2. Step 2: Convert to fraction form
    362,635.51/544,055.33 = 126,002.11/x
  3. Step 3: Cross multiply
    362,635.51x = 544,055.33 × 126,002.11
  4. Step 4: Simplify right side
    362,635.51x = 68,552,119,536.75
  5. Step 5: Solve for x
    x = 68,552,119,536.75/362,635.51
  6. Step 6: Final answer
    x = 189,038.63

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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.