Home / 141,849.63-212,781.72-36,669.51

Finding the Fourth Proportional to 141,849.63, 212,781.72 and 36,669.51

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Solution

The fourth proportional to 141,849.63, 212,781.72 and 36,669.51 is: 55,006.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,849.63 : 212,781.72 = 36,669.51 : x
  2. Step 2: Convert to fraction form
    141,849.63/212,781.72 = 36,669.51/x
  3. Step 3: Cross multiply
    141,849.63x = 212,781.72 × 36,669.51
  4. Step 4: Simplify right side
    141,849.63x = 7,802,601,409.36
  5. Step 5: Solve for x
    x = 7,802,601,409.36/141,849.63
  6. Step 6: Final answer
    x = 55,006.15

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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.