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Finding the Fourth Proportional to 141,804.56, 212,707.56 and 36,616.28

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Solution

The fourth proportional to 141,804.56, 212,707.56 and 36,616.28 is: 54,924.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,804.56 : 212,707.56 = 36,616.28 : x
  2. Step 2: Convert to fraction form
    141,804.56/212,707.56 = 36,616.28/x
  3. Step 3: Cross multiply
    141,804.56x = 212,707.56 × 36,616.28
  4. Step 4: Simplify right side
    141,804.56x = 7,788,559,575.08
  5. Step 5: Solve for x
    x = 7,788,559,575.08/141,804.56
  6. Step 6: Final answer
    x = 54,924.61

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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.