Home / 53,700.06-80,529.80-43,144.14

Finding the Fourth Proportional to 53,700.06, 80,529.80 and 43,144.14

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Solution

The fourth proportional to 53,700.06, 80,529.80 and 43,144.14 is: 64,699.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,700.06 : 80,529.80 = 43,144.14 : x
  2. Step 2: Convert to fraction form
    53,700.06/80,529.80 = 43,144.14/x
  3. Step 3: Cross multiply
    53,700.06x = 80,529.80 × 43,144.14
  4. Step 4: Simplify right side
    53,700.06x = 3,474,389,051.64
  5. Step 5: Solve for x
    x = 3,474,389,051.64/53,700.06
  6. Step 6: Final answer
    x = 64,699.91

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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.