Home / 77,563.06-107,034.14-43,109.93

Finding the Fourth Proportional to 77,563.06, 107,034.14 and 43,109.93

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Solution

The fourth proportional to 77,563.06, 107,034.14 and 43,109.93 is: 59,490.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,563.06 : 107,034.14 = 43,109.93 : x
  2. Step 2: Convert to fraction form
    77,563.06/107,034.14 = 43,109.93/x
  3. Step 3: Cross multiply
    77,563.06x = 107,034.14 × 43,109.93
  4. Step 4: Simplify right side
    77,563.06x = 4,614,234,283.01
  5. Step 5: Solve for x
    x = 4,614,234,283.01/77,563.06
  6. Step 6: Final answer
    x = 59,490.10

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.